Class

RegExp

 Wraps a regular expression.

QuickLinks

RegExp, compile, exec, test, toString

Class

Property	Type	Access	Description
$1	string	readonly	The matched subexpression #1.
$2	string	readonly	The matched subexpression #2.
$3	string	readonly	The matched subexpression #3.
$4	string	readonly	The matched subexpression #4.
$5	string	readonly	The matched subexpression #5.
$6	string	readonly	The matched subexpression #6.
$7	string	readonly	The matched subexpression #7.
$8	string	readonly	The matched subexpression #8.
$9	string	readonly	The matched subexpression #9.
global	bool	r/w	Indicates whether the match is a global match.
ignoreCase	bool	r/w	Indicates whether the match is not case sensitive.
input	string	r/w	The original input string.
lastMatch	string	readonly	The last match.
lastParen	string	readonly	The value of the last matched subexpression.
leftContext	string	readonly	The string before the match.
multiline	bool	r/w	Indicates whether the match matches multiple lines.
rightContext	string	readonly	The string after the match.

Methods

Constructor

RegExp RegExp (pattern: string[, flags: string])
Creates and returns a new RegExp object set to the value of the argument converted to a regular expression.

Parameter	Type	Description
pattern	string	The pattern to convert.
flags	string	Flags that control how the conversion is performed. A string containing any combination of the letters i, m, g: • "i" -- ignore case in pattern matching • "m" -- treat the string as multiple lines • "g" -- do global pattern matching (Optional)

Instances

bool compile (pattern: string)
Compiles a string to a regular expression. Returns true if the compilation was successful.

Parameter	Type	Description
pattern	string	The pattern to compile.

Array exec (text: string)
Execute a regular expression.
The return value is an array of matches, with the first element containing the match, and successive elements containing the results of any matching subexpression in their order of appearance. If there is no match, the result is null.

Parameter	Type	Description
text	string	The string to match.

bool test (text: string)
Execute a regular expression, and return true if there is a match.

Parameter	Type	Description
text	string	The string to match.

string toString ()
Converts this RegExp object to a string.

Used in:

Array String.match (regexp: RegExp)

number String.search (search: RegExp)

Return

RegExp RegExp.RegExp (pattern: string[, flags: string])

Jongware, 28-Apr-2012 v3.0.3i

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