getElementByClass()

Il est possible de trouver un élément à prtir de l' ID ou à partir du Name d'un Objet en Javascript àl'aide du fonction :

document.getElementById(idObjet).***

document.getElementByName(Name_objet).***

Mais à partir d'un Class, c'est possible ou non ? La réponse est possible, voilà la méhode :

function getElementByClass(theClass) {
    var allHTMLTags=document.getElementsByTagName("*");
    for (i=0; i
        if (allHTMLTags[i].className==theClass) {
         //Insctruction à  faire
           
        }
    }
}

Il suffit d'appeller cette function

Commentaires (21)

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