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Simple Js Regular Expression: filter out extra characters

Source: Internet
Author: User
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Simple Js Regular Expression: filter out extra characters

Regular Expression is used to remove repeated characters in a string. A simple JavaScript regular expression is used to filter out redundant characters in a string containing repeated strings.

The Code is as follows:

Copy to ClipboardReference: [www.bkjia.com] <Head>
<Title> use regular expression to remove repeated characters in a string </title>
</Head>
<Body>
<Script language = "javascript">
Str = "Google"
Str1 = str. replace (/(.). * \ 1/g, "$1 ")
Document. write (str + "<br> ");
Document. write (str1 );
</Script>
</Body>
</Html>

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Related Keywords:
regular expression remove characters regular expression special characters regular expression for unicode characters email regular expression invert regular expression pcre regular expression examples perl regular expression builder
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