yui useful functions

YAHOO.lang.dump

 var t = {
  'who': 'foo',
  'email': 'foo@example.com',
  'c': function(){
   alert( 'who:' + this.who + ' email:' + this.email )
  }
 }
 alert(YAHOO.lang.dump(t));
//{who => foo, email => foo@example.com, c => f(){...}}

YAHOO.lang.trim

Returns a string without any leading or trailing whitespace. If the input is not a string, the input will be returned untouched.

 var t = '  example string  ';
 YAHOO.lang.trim(t);
 alert('|' + t + '|');
 alert('|'+ YAHOO.lang.trim(t) + '|');
//| example string |
//|example string|