Trim Javascript String : Remove space at starting or ending of string

You can do trim of any javascript string by below function.

function trim(str)
{
 return str.replace(/^\s\s*/, '').replace(/\s\s*$/, '');
}

Example :

var triotips = " This is best site. ";
alert(trim(triotips));

Result :
This is best site

If you are looking for trimming each value of Array in javascript then see here. Trim Array in Javascript: Trim elements of an array in Javascript