javascript去除字符串空格

javascript去掉字符串空格

String.prototype.trim = function(){ 
     return this.replace(/(^\s*)|(\s*$)/ig,"");
}

function test(){
    var val = " 12 ".trim;
}

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function trim(value){//去掉首尾空格
  return value.replace(/(^\s*)|(\s*$)/ig,"");
}
 	
function trimAll(value){//去掉所有空格
  return value.replace(/\s/ig,"");
}

function test(){
   var val = trimAll("  1 2  ");
}

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