- JavaScript RegExp Tutorial
- JavaScript RegExp - Home
- JavaScript RegExp - Overview
- Brackets
- JavaScript RegExp - [...]
- JavaScript RegExp - [^...]
- JavaScript RegExp - [0-9]
- JavaScript RegExp - [a-z]
- JavaScript RegExp - [A-Z]
- JavaScript RegExp - [a-zA-Z]
- Quantifiers
- JavaScript RegExp - p+
- JavaScript RegExp - p*
- JavaScript RegExp - p?
- JavaScript RegExp - p{N}
- JavaScript RegExp - p{N1,N2}
- JavaScript RegExp - p{N,}
- JavaScript RegExp - p$
- JavaScript RegExp - ^p
- Matching Characters
- JavaScript RegExp - [^a-zA-Z]
- JavaScript RegExp - p.p
- JavaScript RegExp - ^.{2}$
- JavaScript RegExp - <b>(.*)</b>
- JavaScript RegExp - p(hp)*
- Literal Characters
- JavaScript RegExp - Alphanumeric
- JavaScript RegExp - \0
- JavaScript RegExp - \t
- JavaScript RegExp - \n
- JavaScript RegExp - \v
- JavaScript RegExp - \f
- JavaScript RegExp - \r
- JavaScript RegExp - \xnn
- JavaScript RegExp - \uxxxx
- Meta Characters
- JavaScript RegExp - .
- JavaScript RegExp - \s
- JavaScript RegExp - \S
- JavaScript RegExp - \d
- JavaScript RegExp - \D
- JavaScript RegExp - \w
- JavaScript RegExp - \W
- JavaScript RegExp - [aeiou]
- JavaScript RegExp - [^aeiou]
- JavaScript RegExp - (foo|bar|baz)
- Modifiers
- JavaScript RegExp - i
- JavaScript RegExp - g
- Properties
- JavaScript RegExp - constructor
- JavaScript RegExp - global
- JavaScript RegExp - ignoreCase
- JavaScript RegExp - lastIndex
- JavaScript RegExp - multiline
- JavaScript RegExp - source
- Methods
- JavaScript RegExp - exec()
- JavaScript RegExp - test()
- JavaScript RegExp - toSource()
- JavaScript RegExp - toString()
- JavaScript RegExp Useful Resources
- JavaScript RegExp - Quick Guide
- JavaScript RegExp - Useful Resources
- JavaScript RegExp - Discussion
JavaScript RegExp - \0
Description
\0 matches the NUL character (\u0000).
Example
Following example shows usage of RegExp expression.
<html>
<head>
<title>JavaScript RegExp</title>
</head>
<body>
<script type = "text/javascript">
var str = "ab\0c";
var pattern = /\0/g;
var index = str.search(pattern);
document.write("Test 1 - returned value : " + index);
str = "abc";
index = str.search(pattern);
document.write("<br/>Test 2 - returned value : " + index);
</script>
</body>
</html>
Output
Test 1 - returned value : 2 Test 2 - returned value : -1
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