一 C# 全局唯一标识符 (GUID) Represents a globally unique identifier (GUID). To browse the .NET Framework source code for this type, see the Reference Source. Namespace: System Assembly: mscorlib (in mscorlib.dll) GUID 是一个 128 位整数(16 字节),可用于所有需要唯一标识符的计算机和网…
方法一 function guid() { return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) { var r = Math.random()*16|0, v = c == 'x' ? r : (r&0x3|0x8); return v.toString(16); }); } 方法二 function guid() { function S4() { return (((1+Math.random(…
generate_uuid: function(){ var d = new Date().getTime(); if(window.performance && typeof window.performance.now === "function"){ d += performance.now(); //use high-precision timer if available } var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxx…