//String. The prototype using
//Batch replacement, such as: STR. ReplaceAll ([/ a/g/b/g/c/g], [" aaa ", "BBB", "CCC"])
String.prototype.ReplaceAll=function (A,B) {
var C=this;
for(var i=0;i<A.length;i++) {
C=C.replace(A[i],B[i]);
};
return C;
};
//Remove the white space character & NBSP; from both ends of the character;
String.prototype.Trim=function () {
return this.replace(/(^[/t/n/r]*)|([/t/n/r]*$)/g,'');
};
//Remove the white space character & NBSP; to the left of the character;
String.prototype.LTrim=function () {
return this.replace(/^[/t/n/r]/g,'');
};
//Remove the white space character & NBSP; to the right of the character;
String.prototype.RTrim=function () {
return this.replace(/[/t/n/r]*$/g,'');
};
//Returns the length of the character, one Chinese for two & PI;
String.prototype.ChineseLength=function()
{
return this.replace(/[^/x00-/xff]/g,"**").length;
};
//Determines whether the string ends with the specified string & PI;
String.prototype.EndsWith=function (A,B) {
var C=this.length;
var D=A.length;
if(D>C)return false;
if(B) {
var E=new RegExp(A+'$','i');
return E.test(this);
}else return (D==0||this.substr(C-D,D)==A);
};
//Determines whether a string begins with the specified string & PI;
String.prototype.StartsWith = function(str)
{
return this.substr(0, str.length) == str;
};
//Where the string begins and how long is the character & PI taken out;
String.prototype.Remove=function (A,B) {
var s='';
if(A>0)s=this.substring(0,A);
if(A+B<this.length)s+=this.substring(A+B,this.length);
return s;
};