JavaScript RegExp [^abc] Expression
Example
Do a global search for characters that are NOT inside the brackets [h]:
var str = "Is this all there is?";
var patt1 = /[^h]/g;
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Definition and Usage
The [^abc] expression is used to find any character NOT between the brackets.
The characters inside the brackets can be any characters or span of characters:
- [abcde..] - Any character between the brackets
- [A-Z] - Any character from uppercase A to uppercase Z
- [a-z] - Any character from lowercase a to lowercase z
- [A-z ]- Any character from uppercase A to lowercase z
Tip: Use the [abc] expression to find any character between the brackets.
Browser Support
| Expression | |||||
|---|---|---|---|---|---|
| [^abc] | Yes | Yes | Yes | Yes | Yes |
Syntax
new RegExp("[^xyz]")
or simply:
/[^xyz]/
Syntax with modifiers
new RegExp("[^xyz]", "g")
or simply:
/\[^xyz]/g
More Examples
Example
Do a global search for characters that are NOT "i" and "s" in a string:
var str = "Do you know if this is all there is?";
var patt1 = /[^is]/gi;
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Example
Do a global search for the character-span NOT from lowercase "a" to lowercase "h" in a string:
var str = "Is this all there is?";
var patt1 = /[^a-h]/g;
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Example
Do a global search for the character-span NOT from uppercase "A" to uppercase "E":
var str = "I SCREAM FOR ICE CREAM!";
var patt1 = /[^A-E]/g;
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Example
Do a global search for the character-span NOT from uppercase "A" to lowercase "e":
var str = "I Scream For Ice Cream, is that OK?!";
var patt1 = /[^A-e]/g;
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Example
Do a global, case-insensitive search for the character-span that's NOT [a-s]:
var str = "I Scream For Ice Cream, is that OK?!";
var patt1 = /[^a-s]/gi;
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