下载：http://linqjs.codeplex.com/

LINQ Pad

Enumerable.Range(0, 20)
.Where("$ % 3 == 0")
.Select("value, index => {index:index, value:value * 10}")
.WriteLine("$.index + ':' + $.value")

0:0
1:30
2:60
3:90
4:120
5:150
6:180

Generating Methods

method name return type arguments example (click code)
Choice Enumerable params T obj 
Enumerable.Choice("a","b","c","d").Take(10)
Enumerable.Choice(["a","b","c","d"]).Take(10)
Cycle Enumerable params T obj 
Enumerable.Cycle(1,"foo",true).Take(10)
Enumerable.Cycle([1,"foo",true]).Take(10)
Empty Enumerable () 
Enumerable.Empty()
From Enumerable Array obj 
var arr = [1,124,"aaa",function(){},false];

Enumerable.From(arr)
Object obj 
var obj = {a:3,b:"3",z:function(){},d:true};

Enumerable.From(obj).Select("$.Key + ':' + $.Value")
NodeList obj 
var node = document.getElementsByTagName("h2");

Enumerable.From(node).Select("$.innerHTML")
Number obj 
Enumerable.From(5)
String obj 
Enumerable.From("foobar")
IEnumerable(WSH) obj 
// using with Windows Script Host

// var fso = WScript.CreateObject("Scripting.FileSystemObject");

// var files = fso.GetFolder("C:\\").Files;

// Enumerable.From(files).Select("$.Name").ForEach("WScript.Echo($)");
Return Enumerable T element 
Enumerable.Return("foobar")
Matches Enumerable string input, RegExp pattern 
Enumerable.Matches("xbcyBCzbc", /(.)bc/i)

.Select("'index='+$.index+' all='+$[0]+' capture='+$[1]")
string input, string pattern 
Enumerable.Matches("xbcyBCzbc", "(.)bc")

.Select("'index='+$.index+' all='+$[0]+' capture='+$[1]")
string input, string pattern, string flags 
Enumerable.Matches("xbcyBCzbc", "(.)bc", "i")

.Select("'index='+$.index+' all='+$[0]+' capture='+$[1]")
Range Enumerable int start, int count 
Enumerable.Range(10,5)
int start, int count, int step 
Enumerable.Range(10,5,3)
RangeDown Enumerable int start, int count 
Enumerable.RangeDown(10,5)
int start, int count, int step 
Enumerable.RangeDown(10,5,3)
RangeTo Enumerable int start, int to 
Enumerable.RangeTo(10,18)
Enumerable.RangeTo(3,-5)
int start, int to, int step 
Enumerable.RangeTo(1,9,3)
Enumerable.RangeTo(1,-9,3)
Repeat Enumerable T obj 
Enumerable.Repeat(3).Take(5)
T obj, int count 
Enumerable.Repeat("foo",10)
RepeatWithFinalize Enumerable T initializer(), void finalizer(T) 
// example for WScript(Text EnumerateLines and Finally Close)

// var fso = WScript.CreateObject("Scripting.FileSystemObject");

// Enumerable.RepeatWithFinalize(

//         function () { return fso.OpenTextFile("C:\\file.txt") },

//         function (ts) { ts.Close() })

//     .TakeWhile(function (ts) { return !ts.AtEndOfStream })

//     .Select(function (ts) { return ts.ReadLine() });
Generate Enumerable T func() 
Enumerable.Generate("Math.random()").Take(5)
T func(), int count 
Enumerable.Generate("Math.random()", 5)
ToInfinity Enumerable () 
Enumerable.ToInfinity().Take(5)
int start 
Enumerable.ToInfinity(1000).Take(5)
int start, int step 
Enumerable.ToInfinity(1000,5).Take(5)
ToNegativeInfinity Enumerable () 
Enumerable.ToNegativeInfinity().Take(5)
int start 
Enumerable.ToNegativeInfinity(1000).Take(5)
int start, int step 
Enumerable.ToNegativeInfinity(1000,5).Take(5)
Unfold Enumerable T seed, T func(T) 
Enumerable.Unfold(5, "$+3").Take(10)

Projection and Filtering Methods

method name return type arguments example (click code)
CascadeBreadthFirst Enumerable T[] func(T) 
Enumerable.Return(1).CascadeBreadthFirst("$+$").Take(5)
T[] func(T), T resultSelector(T) 
Enumerable.Return(1).CascadeBreadthFirst("$+$","$*$").Take(5)
T[] func(T), T resultSelector(T, int) 
Enumerable.Return(document.body)

.CascadeBreadthFirst("$.childNodes", "v,n=>{value:v,nestLevel:n}")

.Where("$.nestLevel<3 && $.value.nodeType == 1")

.Select("$.nestLevel + ':' + $.value.tagName")
CascadeDepthFirst Enumerable T[] func(T) 
Enumerable.Return(1).CascadeDepthFirst("$+$").Take(5)
T[] func(T), T resultSelector(T) 
Enumerable.Return(1).CascadeDepthFirst("$+$","$*$").Take(5)
T[] func(T), T resultSelector(T, int) 
Enumerable.Return(document.body)

.CascadeDepthFirst("$.childNodes", "v,n=>{value:v,nestLevel:n}")

.Where("$.nestLevel<3 && $.value.nodeType == 1")

.Select("$.nestLevel + ':' + $.value.tagName")
Flatten Enumerable () 
var array = [1,[234,2,[62,3]],[234,5],3];

Enumerable.From(array).Flatten()
Pairwise Enumerable T selector(T, T) 
Enumerable.Range(1,10)

.Pairwise("prev,next=>prev + ':' + next")
Scan Enumerable T func(T, T) 
Enumerable.Range(1,10).Scan("a,b=>a+b")
T seed, T func(T, T) 
Enumerable.Range(1,10).Scan(100,"a,b=>a+b")
T seed, T func(T, T), T resultSelector(T) 
Enumerable.Range(1,10).Scan(100,"a,b=>a+b","$*10")
Select Enumerable T selector(T) 
Enumerable.Range(1,10).Select("$*10")
T selector(T, int) 
Enumerable.RangeDown(10,10).Select("value,index=>index + ':' + value")
SelectMany Enumerable T[] collectionSelector(T) 
Enumerable.Range(1,3).SelectMany("Enumerable.Repeat($,3)")
T[] collectionSelector(T, int) 
Enumerable.Range(5,5)

.SelectMany("value,index=>Enumerable.Repeat('str'+value,index+1)")
T[] collectionSelector(T), resultSelector(T, T) 
Enumerable.Range(1,3)

.SelectMany("Enumerable.Repeat($,3)","first,middle=>first + ':' + middle*10")
T[] collectionSelector(T, int), resultSelector(T, T) 
Enumerable.Range(5,5)

.SelectMany("v,i=>Enumerable.Repeat('str'+v,i+1)","f,m=>f + ':' + m")
Where Enumerable bool predicate(T) 
Enumerable.Range(1,10).Where("$%2==0")
bool predicate(T, int) 
Enumerable.Range(1,10).Where("value,index=>value*index>10")
OfType Enumerable Class type 
Enumerable.From([1,"a",2,"b","c",3]).OfType(Number)
Enumerable.From([1,"a",2,"b","c",3]).OfType(String)
function ClassA(v){this.v = v}

Enumerable.From([new ClassA("a"),1,2,new ClassA("b")])

    .OfType(ClassA).Select("$.v")
Zip Enumerable T[] second,T selector(T, T) 
Enumerable.RangeDown(10,10)

.Zip(Enumerable.Range(1,10),"outer,inner=>outer + ':' + inner")
T[] second,T selector(T, T, int) 
Enumerable.RangeDown(10,10)

.Zip(Enumerable.Range(1,10),"outer,inner,index=>index + ':' + outer*inner")

Join Methods

method name return type arguments example (click code)
Join Enumerable T[] inner, T outerKeySelector(T), T innerKeySelector(T), T resultSelector(T, T) 
var array1 = [13,413,5,135,61,631,13,61,3];

var array2 = [13,134,53,6,3,7,13,7,7,135,61,3,13];

Enumerable.From(array1)

.Join(array2,"","","outer,inner=>outer + ':' + inner")
T[] inner, T outerKeySelector(T), T innerKeySelector(T), T resultSelector(T, T), T compareSelector(T) 
var array1 = [10,405,50,135];

var array2 = [1,4,7,8];

Enumerable.From(array1)

.Join(array2,"","","outer,inner=>outer + ':' + inner","$%2==0")
GroupJoin Enumerable T[] inner, T outerKeySelector(T), T innerKeySelector(T), T resultSelector(T, Enumerable) 
var array1 = [13,413,5,135,61,631,13,61,3];

var array2 = [13,134,53,6,3,7,13,7,7,135,61,3,13];

Enumerable.From(array1)

.GroupJoin(array2,"","","outer,lookup=>outer + ':' + lookup.ToString('-')")
T[] inner, T outerKeySelector(T), T innerKeySelector(T), T resultSelector(T, Enumerable), T compareSelector(T) 
var array1 = [10,405,50,135];

var array2 = [1,4,7,8];

Enumerable.From(array1)

.GroupJoin(array2,"","","outer,lookup=>outer + ':' + lookup.ToString('-')","$%2==0")

Set Methods

method name return type arguments example (click code)
All Boolean bool predicate(T) 
Enumerable.Range(1,10).All("$<5")
Enumerable.Range(1,10).All("$<15")
Any Boolean () 
Enumerable.Range(1,0).Any()
Enumerable.Range(1,10).Any()
bool predicate(T) 
Enumerable.Range(1,10).Any("$==5")
Enumerable.Range(1,10).Any("$==15")
Concat Enumerable T[] second 
Enumerable.Range(1,5).Concat(Enumerable.Repeat("foo",5))
Insert Enumerable int index, T[] second 
Enumerable.Range(1,5).Insert(3,Enumerable.Repeat("foo",5))
Alternate Enumerable T value 
Enumerable.Range(1,5).Alternate(-1)
Contains Boolean T value 
Enumerable.Range(1,5).Contains(3)
Enumerable.Range(1,5).Contains(10)
T value, T compareSelector(T) 
Enumerable.Range(1,5).Select("{test:$}").Contains(3)
Enumerable.Range(1,5).Select("{test:$}").Contains(3,"$.test")
DefaultIfEmpty Enumerable T defaultValue 
Enumerable.Range(1,5).DefaultIfEmpty("default")
Enumerable.Range(1,0).DefaultIfEmpty("default")
Distinct Enumerable () 
var array = [1,412,5,3,5,412,7];

Enumerable.From(array).Distinct()
T compareSelector(T) 
var seq = Enumerable.Range(1,10).Select("{test:$%3}");

seq.Distinct("$.test").Select("$.test")
Except Enumerable T[] second 
var array1 = [1,412,5,3,5,412,7];

var array2 = [20,12,5,5,7,310];

Enumerable.From(array1).Except(array2)
T[] second, T compareSelector(T) 
var seq1 = Enumerable.Range(1,10).Select("{test:$%5}");

var seq2 = Enumerable.Range(1,10).Select("{test:$%2}");

seq1.Except(seq2,"$.test").Select("$.test")
Intersect Enumerable T[] second 
var array1 = [1,412,5,3,5,412,7];

var array2 = [20,12,5,5,7,310];

Enumerable.From(array1).Intersect(array2)
T[] second, T compareSelector(T) 
var seq1 = Enumerable.Range(1,10).Select("{test:$%5}");

var seq2 = Enumerable.Range(1,10).Select("{test:$%2}");

seq1.Intersect(seq2,"$.test").Select("$.test")
SequenceEqual Boolean T[] second 
Enumerable.Range(1,5).SequenceEqual(Enumerable.Range(1,5))
Enumerable.Range(1,5).SequenceEqual(Enumerable.Range(1,6))
T[] second, T compareSelector(T) 
Enumerable.Range(1,10).Select("{test:$%5}")

.SequenceEqual(Enumerable.Range(1,10).Select("{test:$%5}"),"$.test")
Union Enumerable T[] second 
var array1 = [1,412,5,3,5,412,7];

var array2 = [20,12,5,5,7,310];

Enumerable.From(array1).Union(array2)
T[] second, T compareSelector(T) 
var seq1 = Enumerable.Range(1,5).Select("{test:$}");

var seq2 = Enumerable.Range(3,7).Select("{test:$}");

seq1.Union(seq2,"$.test").Select("$.test")

Ordering Methods

method name return type arguments example (click code)
OrderBy OrderedEnumerable () 
var array = [1,51,61,75,8,35,43];

Enumerable.From(array).OrderBy()
T keySelector(T) 
var array = [{a:"a"},{a:"z"},{a:"k"},{a:"l"},{a:"m"},{a:"c"}];

Enumerable.From(array).OrderBy("$.a").Select("$.a")
OrderByDescending OrderedEnumerable () 
var array = [1,51,61,75,8,35,43];

Enumerable.From(array).OrderByDescending()
T keySelector(T) 
var array = [{a:"a"},{a:"z"},{a:"k"},{a:"l"},{a:"m"},{a:"c"}];

Enumerable.From(array).OrderByDescending("$.a").Select("$.a")
ThenBy OrderedEnumerable T keySelector(T) 
var list = [

           { a: 2, b: 4, c: 1 },

           { a: 2, b: 3, c: 7 },

           { a: 2, b: 3, c: 3 },

           { a: 4, b: 7, c: 5 },

           { a: 7, b: 3, c: 2 },

           { a: 4, b: 1, c: 5 }];

Enumerable.From(list).OrderBy("$.a").ThenBy("$.c").ThenBy("$.b")

.Select("$.a + ':' + $.b + ':' + $.c")
ThenByDescending OrderedEnumerable T keySelector(T) 
var list = [

           { a: 2, b: 4, c: 1 },

           { a: 2, b: 3, c: 7 },

           { a: 2, b: 3, c: 3 },

           { a: 4, b: 7, c: 5 },

           { a: 7, b: 3, c: 2 },

           { a: 4, b: 1, c: 5 }];

Enumerable.From(list).OrderBy("$.a").ThenByDescending("$.c").ThenByDescending("$.b")

.Select("$.a + ':' + $.b + ':' + $.c")
Reverse Enumerable () 
Enumerable.Range(1,10).Reverse()
Shuffle Enumerable () 
Enumerable.Range(1,10).Shuffle()

Grouping Methods

method name return type arguments example (click code)
GroupBy Enumerable<Grouping> T keySelector(T) 
Enumerable.Range(1,5).GroupBy("$%2==0")

.Select("$.Key() + ':' + $.ToString('-')")
T keySelector(T), T elementSelector(T) 
Enumerable.Range(1,5).GroupBy("$%2==0","$*10")

.Select("$.Key() + ':' + $.ToString('-')")
Enumerable T keySelector(T), T elementSelector(T), T resultSelector(T, Enumerable) 
Enumerable.Range(1,5)

.GroupBy("$%2==0","","key,e=>key+':'+e.ToString('-')")
TK keySelector(T), TE elementSelector(T), TR resultSelector(T, Enumerable),TC compareSelector(TK) 
Enumerable.From([{d:new Date(2000,1,1),i:0},{d:new Date(2000,1,1),i:1}])

.GroupBy("$.d","","key,e=>key+':'+e.Select('$.i').ToArray()","$.toString()")
PartitionBy Enumerable<Grouping> T keySelector(T) 
Enumerable.From([1,2,2,3,3,2,1,1]).PartitionBy("i=>i")

.Select("$.Key() + ':' + $.ToString('-')")
T keySelector(T), T elementSelector(T) 
Enumerable.From([1,2,2,3,3,2,1,1]).PartitionBy("i=>i","i=>i*100")

.Select("$.Key() + ':' + $.ToString('-')")
Enumerable T keySelector(T), T elementSelector(T), T resultSelector(T, Enumerable) 
Enumerable.From([1,2,2,3,3,2,1,1])

.PartitionBy("i=>i","i=>i","key,e=>key+':'+e.ToString('-')")
TK keySelector(T), TE elementSelector(T), TR resultSelector(T, Enumerable), TC compareSelector(TK) 
Enumerable.From([{d:new Date(2000,1,1),i:0},{d:new Date(2000,1,1),i:1}])

.PartitionBy("$.d","","key,e=>key+':'+e.Select('$.i').ToArray()","$.toString()")
BufferWithCount Enumerable<Array> int count 
Enumerable.Range(1,10).BufferWithCount(4)

Aggregate Methods

method name return type arguments example (click code)
Aggregate T T func(T, T) 
Enumerable.Range(1,5).Aggregate("a,b=>a*b")
T seed, T func(T, T) 
Enumerable.Range(1,10).Aggregate(100,"a,b=>a+b")
T seed, T func(T, T), T resultSelector(T) 
Enumerable.Range(1,10).Aggregate(100,"a,b=>a+b","$*10")
Average Number () 
Enumerable.Range(1,10).Average()
Number selector(T) 
Enumerable.From([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])

.Average("$.b")
Count Number () 
Enumerable.Range(1,10).Count()
bool predicate(T) 
Enumerable.Range(1,10).Count("$>7")
Max Number () 
Enumerable.Range(1,10).Max()
Number selector(T) 
Enumerable.From([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])

.Max("$.b")
Min Number () 
Enumerable.Range(1,10).Min()
Number selector(T) 
Enumerable.From([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])

.Min("$.b")
MaxBy T Number selector(T) 
Enumerable.From([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])

.MaxBy("$.b").a
MinBy T Number selector(T) 
Enumerable.From([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])

.MinBy("$.b").a
Sum Number () 
Enumerable.Range(1,10).Sum()
Number selector(T) 
Enumerable.From([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])

.Sum("$.b")

Paging Methods

method name return type arguments example (click code)
ElementAt T int index 
Enumerable.Range(1,10).ElementAt(3)
ElementAtOrDefault T int index, T defaultValue 
Enumerable.Range(1,10).ElementAtOrDefault(15,-1)
First T () 
Enumerable.Range(1,10).First()
bool predicate(T) 
Enumerable.Range(1,10).First("$>4")
FirstOrDefault T T defaultValue 
Enumerable.Empty().FirstOrDefault(-1)
T defaultValue, bool predicate(T) 
Enumerable.Range(1,10).FirstOrDefault(-1,"$>15")
Last T () 
Enumerable.Range(1,10).Last()
bool predicate(T) 
Enumerable.Range(1,10).Last("$<4")
LastOrDefault T T defaultValue 
Enumerable.Empty().LastOrDefault(-1)
T defaultValue, bool predicate(T) 
Enumerable.Range(1,10).LastOrDefault(-1,"$>15")
Single T () 
Enumerable.From("a").Single()
bool predicate(T) 
Enumerable.Range(1,10).Single("$==4")
SingleOrDefault T T defaultValue 
Enumerable.Empty().SingleOrDefault(-1)
T defaultValue, bool predicate(T) 
Enumerable.Range(1,10).SingleOrDefault(-1,"$==15")
Skip Enumerable int count 
Enumerable.Range(1,10).Skip(5)
SkipWhile Enumerable bool predicate(T) 
Enumerable.Range(1,10).SkipWhile("$<=5")
bool predicate(T, int index) 
Enumerable.Range(1,10).SkipWhile("value,index=>value+index<=5")
Take Enumerable int count 
Enumerable.Range(1,10).Take(5)
TakeWhile Enumerable bool predicate(T) 
Enumerable.Range(1,10).TakeWhile("$<=5")
bool predicate(T, int index) 
Enumerable.Range(1,10).TakeWhile("value,index=>value+index<=5")
TakeExceptLast Enumerable () 
Enumerable.Range(1,10).TakeExceptLast()
Number count 
Enumerable.Range(1,10).TakeExceptLast(3)
TakeFromLast Enumerable Number count 
Enumerable.Range(1,10).TakeFromLast(3)
IndexOf int T item 
Enumerable.Range(1,10).IndexOf(3)
Enumerable.Range(1,10).IndexOf(15)
LastIndexOf int T item 
Enumerable.From([1,2,3,2,5]).LastIndexOf(2)
Enumerable.From([1,2,3,2,5]).LastIndexOf(20)

Convert Methods

method name return type arguments example (click code)
ToArray Array () 
Enumerable.Range(1,10).ToArray()
ToLookup Lookup TKey keySelector(T) 
var lookup = Enumerable.From(["temp.xls", "temp.pdf", "temp.jpg", "temp2.pdf"])

.ToLookup("$.match(/\\.(.+$)/)[1]");

lookup.ToEnumerable().Select("$.Key() + ' : ' + $.ToArray()")
TKey keySelector(T), TElement elementSelector(T) 
var lookup = Enumerable.From(["temp.xls", "temp.pdf", "temp.jpg", "temp2.pdf"])

.ToLookup("$.match(/\\.(.+$)/)[1]","$.match(/(.+)\\.[^.]+$/)[1]");

lookup.ToEnumerable().Select("$.Key() + ' : ' + $.ToArray()")
TKey keySelector(T), TElement elementSelector(T), TCompare compareSelector(TKey) 
var lookup = Enumerable.From(["temp.xls", "temp.pdf", "temp.jpg", "temp2.pdf"])

.ToLookup("","","$.match(/\\.(.+$)/)[1]");

lookup.ToEnumerable().Select("$.Key() + ' : ' + $.ToArray()")
ToObject Object String keySelector(T), T elementSelector(T) 
var obj = Enumerable.Range(1,10).Select("value,index=>{id:'id_' + index,value:value}")

.ToObject("$.id","$.value");

Enumerable.From(obj).Select("$.Key + ':' + $.Value")
ToDictionary Dictionary TKey keySelector(T), TElement elementSelector(T) 
var dict = Enumerable.Range(1,10).Select("value,index=>{id:'id_' + index,value:value}")

.ToDictionary("$.id","$.value");

dict.ToEnumerable().Select("$.Key + ':' + $.Value")
TKey keySelector(T), TElement elementSelector(T), TCompare compareSelector(TKey) 
var dict = Enumerable.Range(1,10).Select("value,index=>{id:'id_' + index,value:value}")

.ToDictionary("$","$.value","$;id");

dict.ToEnumerable().Select("$.Key.id + ':' + $.Value")
ToJSON String () 
// ToJSON only work Native JSON support browser or include json2.js

Enumerable.From([{Foo:1, Bar:'z'},{Foo:5, Bar:null}]).ToJSON()
TResult replacer(TKey, TValue) 
Enumerable.From(["a","b","c"])

.ToJSON(function(k,v){return (typeof v === 'object') ? v : v.toString().toUpperCase()})
TResult replacer(TKey, TValue), Number space 
Enumerable.Range(1, 5).ToJSON(null, 4)
ToString String () 
Enumerable.Range(0,10).ToString()
String separator 
Enumerable.Range(0,10).ToString("-")
String separator, T selector(T) 
Enumerable.From([{k:"foo"},{k:"bar"}]).ToString("-","$.k")

Action Methods

method name return type arguments example (click code)
Do Enumerable void action(T) 
Enumerable.Range(1,10).Do(function(i){

    document.write('do:'+ i +'|');})

 .Where("$%2==0")
void action(T, index) 
Enumerable.Range(1,10).Do(function(value,index){

    document.write("do:" + index + '-' + value + "<br/>");})

.OrderBy("").Take(2)
ForEach void void action(T) 
Enumerable.Range(1,10).ForEach(function(i){

    document.write(i);})
void action(T, index) 
Enumerable.Range(1,10).ForEach(function(value,index){

    document.write(index + ':' + value + "<br/>");})
bool func(T) 
Enumerable.Range(1, 10).ForEach(function(i)

{

    if (i % 2 == 0) return; // continue

    if (i > 6) return false; // break

    document.write(i + "<br/>");

})
bool func(T, index) 
Enumerable.Repeat("aaa", 10).ForEach(function(s,index)

{

    if (index % 2 == 0) return; // continue

    if (index > 6) return false; // break

    document.write(index + s + "<br/>");

})
Write void () 
Enumerable.Range(1,10).Write()
String separator 
Enumerable.Range(1,10).Write("-")
String separator, T selector(T) 
Enumerable.From([{a:"foo",b:1},{a:"bar",b:3}])

.Write("-","$.a + ':' + $.b")
WriteLine void () 
Enumerable.Range(1,10).WriteLine()
T selector(T) 
Enumerable.From([{a:"foo",b:1},{a:"bar",b:3}])

.WriteLine("$.a + ':' + $.b")
Force void () 
Enumerable.Range(1,10).Trace().Force()

Functional Methods

method name return type arguments example (click code)
Let Enumerable Enumerable<TR> func(Enumerable<T>) 
Enumerable.Range(1,10).Let(function(x){return x.Zip(x.Skip(1),"x,y=>x + ':' + y")})
Share Enumerable () 
var share = Enumerable.Range(1,10).Share();

share.Take(4).WriteLine();

document.write("--- <br>");

share.Skip(2)
MemoizeAll Enumerable () 
var mem = Enumerable.Range(1,10)

.Do("document.write('--->' + $ + '<br>')").MemoizeAll();

mem.Where("$%2==0").WriteLine();

document.write("--- <br>");

mem.Where("$%2==0")

Error Handling Methods

method name return type arguments example (click code)
Catch Enumerable void handler(Error) 
Enumerable.Range(1,10).Select(function(i){

    if(i == 5) throw new Error("enumerable_error"); else return i;})

.Catch("document.write($.message)")
Finally Enumerable void finallyAction() 
Enumerable.Range(1,5).Finally(function(){document.write("finally")})

For Debug Methods

method name return type arguments example (click code)
Trace Enumerable () 
// Trace is output to console.log

Enumerable.Range(1,10).Trace().Force()
String message 
Enumerable.Range(1,10).Trace("Gen").Where("$%3==0").Trace("Filtered").Force()
String message, T selector(T) 
Enumerable.From([{a:"foo",b:1},{a:"bar",b:3}])

.Trace("Gen","$.a").Force()

IEnumerator

method name return type arguments example (click code)
GetEnumerator IEnumerator () 
Enumerable.Range(1,10).GetEnumerator()
MoveNext Boolean () 
Enumerable.Range(1,10).GetEnumerator().MoveNext()
Current T () 
Enumerable.Range(1,10).GetEnumerator().Current()
Dispose void () 
Enumerable.Range(1,10).GetEnumerator().Dispose()

Dictionary

method name return type arguments example (click code)
Add void TKey key, TValue value 
Enumerable.Empty().ToDictionary().Add(1, 'aaa')
Get TValue TKey key 
Enumerable.Empty().ToDictionary().Get(1)
Set Boolean TKey key, TValue value 
Enumerable.Empty().ToDictionary().Set(1, 'zzz')
Contains Boolean TKey key 
Enumerable.Empty().ToDictionary().Contains(1)
Clear void () 
Enumerable.Empty().ToDictionary().Clear()
Remove void TKey key 
Enumerable.Empty().ToDictionary().Remove(1)
Count Number () 
Enumerable.Empty().ToDictionary().Count()
ToEnumerable Enumerable () 
var dict = Enumerable.Empty().ToDictionary();

dict.Add("foo", 10); dict.Add("bar", 200);

dict.ToEnumerable().Select("$.Key + ':' + $.Value")

Lookup

method name return type arguments example (click code)
Get Enumerable<TElement> TKey key 
Enumerable.From([{x:1,s:'a'},{x:1,s:'z'}])

.ToLookup("$.x").Get(1).Select("$.x + ':' + $.s")
Contains Boolean TKey key 
Enumerable.From([{x:1,s:'a'},{x:1,s:'z'}])

.ToLookup("$.x").Contains(1)
Count Number () 
Enumerable.Range(1,5).ToLookup().Count()
ToEnumerable Enumerable<Grouping> () 
Enumerable.From([{a:1,s:'foo'},{a:1,s:'bar'},{a:2,s:'zzzzz'}])

.ToLookup("$.a").ToEnumerable()

.Select("$.Key() + ':' + $.Select('$.s').ToString('-')")

Grouping(inherit Eunmerable)

method name return type arguments example (click code)
Key TKey () 
Enumerable.From([{id:"foo",x:10},{id:"bar",x:20},{id:"foo",x:100}])

.GroupBy("$.id").ToArray()[0] // grouping

.Key()
All Enumerable Methods - - 
var grouping = Enumerable.From([{id:"foo",x:10},{id:"foo",x:25},{id:"foo",x:100}])

.GroupBy("$.id").ToArray()[0];

grouping.Where("$.x % 10 == 0").Select("$.id + ':' + $.x")

jQuery plugin

method name return type arguments example (click code)
TojQuery jQuery () 
// Enumerable.Repeat("foo",10).TojQuery()
toEnumerable Enumerable<jQuery> () 
// $("div").toEnumerable()

RxJS Binding

method name return type arguments example (click code)
ToObservable Rx.Observable () 
// Enumerable.Range(1,10).ToObservable()
ToEnumerable Enumerable () 
// Rx.Observable.Range(1,10).ToEnumerable()

Jquery.Linq用法的更多相关文章

  1. jQuery $.each用法[转]

    jQuery $.each用法 以下内容非原创,来自百度文库http://wenku.baidu.com/view/4796b6145f0e7cd18425368e.html 通过它,你可以遍历对象. ...

  2. jQuery 事件用法详解

    jQuery 事件用法详解 目录 简介 实现原理 事件操作 绑定事件 解除事件 触发事件 事件委托 事件操作进阶 阻止默认事件 阻止事件传播 阻止事件向后执行 命名空间 自定义事件 事件队列 jque ...

  3. jquery cookie 用法

    jquery cookie 用法 $.cookie("name","value","options")  当不设置options时,此coo ...

  4. [转]Jquery Ajax用法

    原文地址:http://www.php100.com/html/program/jquery/2013/0905/6004.html jQuery学习之jQuery Ajax用法详解 来源:   时间 ...

  5. JQuery datepicker 用法

    JQuery datepicker 用法   jQuery UI很强大,其中的日期选择插件Datepicker是一个配置灵活的插件,我们可以自定义其展示方式,包括日期格式.语言.限制选择日期范围.添加 ...

  6. jquery.cookie用法详细解析，封装的操作cookie的库有jquery.cookie.js

    jquery.cookie用法详细解析 需要注意存入cookie前,对数据进行序列化, 得到后在反序列化: 熟练运用:JSON.stringify();和JSON.parse(): 通常分为如下几个步 ...

  7. jquery.post用法补充(type设置问题)

    jquery.post用法 http://blog.csdn.net/itmyhome1990/article/details/12578275 当使用ajax获取data数据的时候,直接data.f ...

  8. linq用法整理

    linq用法整理 普通查询 var highScores = from student in students where student.ExamScores[exam] > score se ...

  9. jQuery -- 光阴似箭（一）：初见 jQuery -- 基本用法，语法，选择器

    jQuery -- 知识点回顾篇(一):初见jQuery -- 基本用法,语法,选择器 1. 使用方法 jQuery 库位于一个 JavaScript 文件中,其中包含了所有的 jQuery 函数. ...

随机推荐

  1. php 常用的调试方法

    file_put_contents("c:\1.log","输出字符串",FILE_APPEND);第三个参数是防止前面的内容被覆盖 error_log(pri ...

  2. 实现自动备份MySQL数据库

    #!/bin/bash base="/zsjdata/mysql/data" date=$(date +%Y%m%d) hour=$(date +%H) time=$(date + ...

  3. hdu1012

    #include<iostream>#include<stdio.h> using namespace std; int jiechen(int n){    int i;   ...

  4. Android的JNI(NDK)使用备忘

    1.在cygwin中给ndk-build工具设置环境变量,使其在任何目录下可以被调用:在cygwin的安装目录:C:\cygwin下找到etc目录,再打开其中的profile文件,再其path行增加n ...

  5. HDU 1008 u Calculate e

    Problem Description A simple mathematical formula for e is where n is allowed to go to infinity. Thi ...

  6. 《Mastering Opencv ...读书笔记系列》车牌识别（II）

    http://blog.csdn.net/jinshengtao/article/details/17954427   <Mastering Opencv ...读书笔记系列>车牌识别(I ...

  7. VC学习笔记: 1. Window程序内部运行机制

    0. 内容结构 API与SDK 窗口与句柄 消息与消息队列 WinMain函数 1. API与SDK 这里 API是指由Windows操作系统提供给应用程序的编程接口: Windows系统提供的API ...

  8. C#实现文件的压缩和解压

    这里主要解决文件夹包含文件夹的解压缩问题.1)下载SharpZipLib.dll,在http://www.icsharpcode.net/OpenSource/SharpZipLib/Download ...

  9. 离线消息如何实现？－－ ESFramework 4.0 快速上手（02）

    在ESFramework 4.0 快速上手一文中,主要介绍了如何使用ESPlus.Rapid命名空间中的引擎来快速地构建基于TCP的网络通信系统,即使是使用ESPlus.Rapid来进行ESFrame ...

  10. SecureCRT - 使用方法和技巧

    1. 保活防掉线选项 -> 会话选项 -> 终端勾选 自动重新连接, 发送协议 NO-OP 每60秒 2. 拷贝与粘贴的设置选项 -> Global options -> Te ...