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This article mainly explains the "javascript dynamic judgment of html elements", the content of the explanation is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in depth, together to study and learn "javascript dynamic judgment of html elements" bar!

Example:

Html

The copy code is as follows:

Javascript

The copy code is as follows:

Function getmetalid (input) {

Metalid = input [XSS _ clean] [xss_clean]. FirstChild [XSS _ clean]

If (input.getAttribute ("value") = = 'modify') {

Damicsubmit (metalid)

} else if (input.getAttribute ("value") = = 'delete') {

Damicsubmit2 (metalid)

}

}

Getting the name and id properties of input is not successful, but value is possible, and I don't know why.

The copy code is as follows:

Var obj=document.getElementById ("div1") .getElementsByTagName ("textarea")

For (var iTuno Bandi)

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