String.prototype.trim = function(){
return this.replace(/(^[//s]*)|([//s]*$)/g, "");
}
String.prototype.lTrim = function(){
return this.replace(/(^[//s]*)/g, "");
}
String.prototype.rTrim = function(){
return this.replace(/([//s]*$)/g, "");
}
原创文章,作者:ItWorker,如若转载,请注明出处:https://blog.ytso.com/tech/pnotes/8805.html