Javascript Traversal page Text control detailed

  This article is mainly on the JavaScript traversal page text control is introduced, the need for friends can come to the reference, I hope to be helpful to everyone

The following function implements the control ID     code that lists all HTML control type text in the page as follows:         function texts ()       &NBS P   {               //var els= document.getelementsbytagname ("*");  //els Get page All controls                var els= document.getelementsbytagname ("INPUT"); The above can also be reduced to cycle                var msgs= "";          &NBS P      for (var i=0;i<els.length;i++)                {  &nbs P                if (els[i].type = "text")           &NBS P        {                       //get control ID&NB Sp                      MSGS = els[i].id + ",";      & nbsp            }               }          &NB Sp    alert (msgs);          &NBSP}