js code, getElementsByTagName("head")[0].appendChild(js); [Archive]

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kennyTE

07-01-2007, 06:50 PM

can someone explain what below code means?

document.getElementsByTagName("head")[0].appendChild(js);

Banana Ananda

07-01-2007, 06:58 PM

Put the element, previously assigned to the variable, js, inside the first (zero-th) <head> element in the document. The element will end up being the last element inside it's parent (-appendChild)

<head>
...
...
<someNewElement>
</head>