Comments on: Mimicking Lookbehind in JavaScript http://blog.stevenlevithan.com/archives/mimic-lookbehind-javascript A JavaScript and regular expression centric blog Sat, 13 Mar 2010 15:18:59 +0000 http://wordpress.org/?v=2.9.1 hourly 1 By: Regular Expression Basics http://blog.stevenlevithan.com/archives/mimic-lookbehind-javascript/comment-page-1#comment-47367 Regular Expression Basics Sun, 07 Feb 2010 21:24:22 +0000 http://blog.stevenlevithan.com/regular-expressions/mimic-lookbehind-javascript/#comment-47367 [...] are ways to mimic it but that is outside the scope of this article so I’ll refer you to here: http://blog.stevenlevithan.com/archives/mimic-lookbehind-javascript <script> var string = "Here is some text about JavaScript (also known as JScript). It [...] [...] are ways to mimic it but that is outside the scope of this article so I’ll refer you to here: http://blog.stevenlevithan.com/archives/mimic-lookbehind-javascript <script> var string = "Here is some text about JavaScript (also known as JScript). It [...]

]]> By: devMan http://blog.stevenlevithan.com/archives/mimic-lookbehind-javascript/comment-page-1#comment-46833 devMan Mon, 01 Feb 2010 09:25:54 +0000 http://blog.stevenlevithan.com/regular-expressions/mimic-lookbehind-javascript/#comment-46833 Actually, I have this regexp but in php: (? <= and | or | \( ) $myString (? = (and | or | \\) )?) Actually,
I have this regexp but in php:
(? <= and | or | \( ) $myString (? = (and | or | \\) )?)

]]> By: devMan http://blog.stevenlevithan.com/archives/mimic-lookbehind-javascript/comment-page-1#comment-46831 devMan Mon, 01 Feb 2010 08:59:38 +0000 http://blog.stevenlevithan.com/regular-expressions/mimic-lookbehind-javascript/#comment-46831 hello, I want a regext javascript to retrieve the numbers followed by a: * - Or | and * -) (Closing parenthesis) * - No (end of string) and preceded by: * - Or | and * - ( (Open parenthesis) * - Nothing (beginning of string) thank you in advance hello,
I want a regext javascript to retrieve the numbers followed by a:
* – Or | and
* -) (Closing parenthesis)
* – No (end of string)

and preceded by:
* – Or | and
* – ( (Open parenthesis)
* – Nothing (beginning of string)
thank you in advance

]]> By: F1LT3R http://blog.stevenlevithan.com/archives/mimic-lookbehind-javascript/comment-page-1#comment-46546 F1LT3R Mon, 25 Jan 2010 06:25:36 +0000 http://blog.stevenlevithan.com/regular-expressions/mimic-lookbehind-javascript/#comment-46546 I tried your method but didnt get the results I was looking for... When I run this expression: /(?&lt![#\da-zA-z])(\d+)f/g On this string: "1.2f; #00ff00" I should get: "1.2; #00ff00" The 'f' shoudl get removed. Any ideas? I tried your method but didnt get the results I was looking for…
When I run this expression: /(?&lt![#\da-zA-z])(\d+)f/g
On this string: “1.2f; #00ff00″
I should get: “1.2; #00ff00″

The ‘f’ shoudl get removed.

Any ideas?

]]> By: Dennis Chu http://blog.stevenlevithan.com/archives/mimic-lookbehind-javascript/comment-page-1#comment-44145 Dennis Chu Sun, 29 Nov 2009 06:56:23 +0000 http://blog.stevenlevithan.com/regular-expressions/mimic-lookbehind-javascript/#comment-44145 Good Day, Actually, I was searching thru the book and also look at your regex howevever, due to my limited understanding of implementation of regex in JavaScript, found it rather hard to understand. I already have a Perl regex of :"(?<=\=)\w+(?=;|,)" to trap the string between the "=" sign and the "," or ";". C132 C 1=UNNAMED_1_CON18_I1_A, 2=EARTH; Would it be possible to should how could I store the content between the detected by the Perl Regex into a Variable for further processing Good Day,

Actually, I was searching thru the book and also look at your regex howevever, due to my limited understanding of implementation of regex in JavaScript, found it rather hard to understand.

I already have a Perl regex of :”(?<=\=)\w+(?=;|,)" to trap the string between the "=" sign and the "," or ";".

C132 C 1=UNNAMED_1_CON18_I1_A,
2=EARTH;

Would it be possible to should how could I store the content between the detected by the Perl Regex into a Variable for further processing

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