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Possible Duplicate:
Javascript: strip out non-numeric characters from string

String matching is headache for me.

Example:

If I have strings like these:

abc123xyz456()*
^%$111u222

Then convert it to:

123456
111222
1

2 Answers 2

25

How about regular expressions?

Try something something like:

'abc123xyz456()*'.replace(/\D/g,'') 
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3
<input id='num' value='hgjhGJHGt7y67ihgGUT&6tb.,.,z.oy8'/>


$('#num').val($('#num').val().replace(/[^\d]/g, ""));

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