#javascript-code-19-attr.js / js
function attr(elem, name, value) { // Make sure that a valid name was provided if ( !name || name.constructor != String ) return ''; // Figure out if the name is one of the weird naming cases name = { ‘for': 'htmlFor', 'class': 'className' }[name] || name; // If the user is setting a value, also if ( value != null ) { // Set the quick way first elem[name] = value; // If we can, use setAttribute if ( elem.setAttribute ) elem.setAttribute(name,value); } // Return the value of the attribute return elem[name] || elem.getAttribute(name) || ''; }
(C) Æliens 20/2/2008
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