24 lines
875 B
JavaScript
Executable File
24 lines
875 B
JavaScript
Executable File
// on définit le "indexOf" pour <HTMLCollection> et <NodeList>
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NodeList.prototype.indexOf = HTMLCollection.prototype.indexOf = function(searchedElement){
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for( var i = 0 ; i < this.length ; i++ ) // on parcours la collection
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// si on trouve l'élement, on retourne son rang
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if( this[i] == searchedElement ) return i;
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// si on a rien trouvé, on retourne -1
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return -1;
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};
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function addClass(el, pClass){
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if( el.className.length > 0 && el.className != pClass ) el.className = el.className + ' ' + pClass;
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else el.className = pClass;
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}
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function remClass(el, pClass){
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if( el.className.indexOf(pClass) > -1 ) // si la class de l'élement contient la classe à enlever
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el.className = el.className.substr(0, el.className.indexOf(pClass)) + '' + el.className.substr(el.className.indexOf(pClass)+pClass.length);
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} |