RegExp.prototype.multiline
The multiline
property indicates whether or not the "m
" flag is used with the regular expression. multiline
is a read-only property of an individual regular expression instance.
Property attributes of RegExp.prototype.multiline |
|
---|---|
Writable | no |
Enumerable | no |
Configurable | yes |
Description
The value of multiline
is a Boolean
and is true if the "m
" flag was used; otherwise, false. The "m
" flag indicates that a multiline input string should be treated as multiple lines. For example, if "m
" is used, "^
" and "$
" change from matching at only the start or end of the entire string to the start or end of any line within the string.
You cannot change this property directly.
Examples
Using multiline
var regex = new RegExp('foo', 'm');
console.log(regex.multiline); // true
Specifications
Specification |
---|
ECMAScript Language Specification # sec-get-regexp.prototype.multiline |
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