//将字符串转换为时间格式,适用各种浏览器,格式如2016-09-09T17:02:37.227"function GetTimeByTimeStr(dateString) { var timeArr = dateString.split("T"); var d = timeArr[0].split("-"); var t = timeArr[1].split(":"); return new Date(d[0], d[1] - 1,
function convertFloat(byteStr) { var buffer = str2ArrayBuffer(byteStr, 4); var dataView = new DataView(buffer, 0, 4); return dataView.getFloat32(0); } // 字符串转为ArrayBuffer对象,参数为字符串 function str2ArrayBuffer(str, len) { var buf = new ArrayBuffer(len); v
var a = '1'; var b = '0x1'; var runTest = function(timeTag, testFunction) { console.time(timeTag); for (var i = 0; i < 100000000; i++) { testFunction(); } console.timeEnd(timeTag); } runTest("parseInt(a)", function() { parseInt(a); }); runTes
Implement atoi to convert a string to an integer. Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below and ask yourself what are the possible input cases. Notes: It is intended for this problem to be spe