Can't Get Regex To Work - Search() Function

Dec 14, 2005

I've been having a lot of trouble trying getting the following code to work, all the examples that I have seen tell me that it should, but it doesn't and i'm out of ideas.


if (parent.input_frame.input_form.cheque_number.value.search(/./) != -1)
{
alert('The cheque number is invalid.');
parent.input_frame.input_form.cheque_number.select();
return;
}

What I want it to do is alert the user that the cheque number they have entered is invalid if it contains a period / full stop / dot.

The problem is that it always says the cheque number is invalid no matter what the user enters.

I have spent the last hour or two trying a number of things using just about all the regex functions and examples in the JavaScript book I have and examples from other posts on this site, but still cannot get it to work.

If you could let me know what I am doing wrong or provide me with an example of another way to do this that would be great.

Browser is Internet Explorer, have tried /D/ as the regex too, but this did not trigger the alert when a number with a dot was entered.

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Jun 18, 2006

trying to search thru a string that's delimited by '|'.
would like to iterate over each one in the list

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var re = /|(.*)|/g;

var results = re.exec(teststr);

if ( results != null )
{
for ( var i = 1; i < results.length; ++i )
alert("[" + results[i] + "]");
}


would like to see 'aaa' and then 'bbb'

does not work - help!

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code:

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[Code]...

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HTML:

Code:
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