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String.prototype.trim = function() {
var reExtraSpace = /^\s+(.*?)\s+$/;
return this.replace(reExtraSpace,"$1");
}
Ò»¿ªÊ¼ÔõôҲ²»Àí½â trim() ·½·¨ÊÇÔõôÆð×÷ÓõÄ
var sTest = " this is a test ";
alert("[" + sTest + "]"); //outputs " [ this is a test ] "
alert("[" + sTest.trim() + "]"); outputs " [this is a test] "
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String.prototype.ReplaceAll=function (A,B) {
var C=this;
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{
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