regex

Regular expression for extracting a number

I would like to be able to extract a number from within a string formatted as follows: "<[1085674730]> hello foo1, how are you doing?" I'm a novice with regular expressions, I only want to be able to extract a number that is enclosed in the greater/less-than and bracket symbols, but I'm not sure how to go about it. I have to match num...

Regular expression help

Hello all, I have a lot to learn as far as regular expressions are concerned. I have an associative array like so: array( "label"=>"Special", "title"=>"Category", "onclick"=>"dosomething()", "options"=>array( "one"=>"something" ) ) I am trying to use preg_match_all on the array like so: $match="on*"; fo...

I am only able to replace the first quotation mark in my str

Code: var myPattern:RegExp = /\"/; trace(a.replace(myPattern, "\\\"")); <TEXTFORMAT LEADING=\"2"><P ALIGN="LEFT"><FONT FACE="Verdana" SIZE="10" COLOR="#0B333C" LETTERSPACING="0" KERNING="0">sdfdsfdsf</FONT></P></TEXTFORMAT> above im using that regular expression to escape the " in the string. however it only does it for the first ...

need help with splitting a string in python

Hi, I am trying to tokenize a string using the pattern as below. >>> splitter = re.compile(r'((\w*)(\d*)\-\s?(\w*)(\d*)|(?x)\$?\d+(\.\d+)?(\,\d+)?|([A-Z]\.)+|(Mr)\.|(Sen)\.|(Miss)\.|.$|\w+|[^\w\s])') >>> splitter.split("Hello! Hi, I am debating this predicament called life. Can you help me?") I get the following output. Could someone...

PHP Regex to get youtube video ID?

Forgive me for the beginner regex question but I was hoping that someone could show me how to get the youtube id out of a url regardless of what other GET variables are in the URL. Use this video for example: http://www.youtube.com/watch?v=C4kxS1ksqtw&amp;feature=related so between v= and before the next & ...

How to create article spinner regex in Java?

Say for example I want to take this phrase: {{Hello|What's Up|Howdy} {world|planet} | {Goodbye|Later} {people|citizens|inhabitants}} and randomly make it into one of the following: Hello world Goodbye people What's Up word What's Up planet Later citizens etc. The basic idea is that enclosed within every pair of braces will b...

Can't test the javascript regx correctly

Hi all I have the following Regx that can't be accepted on the JavaScript if ($(caller).attr('value').toString().search('/(?=\D*\d\D*\d).{8,15}/g') == -1) where $(caller).attr('value').toString() = "fdsddfsd45" it returns to me -1 also I'm try to test it from pattern if (!pattern.test($(caller).attr('value'))) { where patte...

Java regex help needed to split string please! How to ignore an empty line?

Hi, I'm a complete noob to regex and I need help with splitting a string. I am inputing the following data 665 11% R 1 908K 388K fg root top 61 1% S 42 152404K 29716K fg system system_server 38 0% S 1 840K 340K fg root /system/bin/qemud 114 0% S 16 120160K 19156K fg radio com.andro...

Why does this reg exp always succeed for the numerics?

Hi, I have a regular expression that searches for the special characters. When I do a search on numerics, e.g. 3, I always get 0, when I'd expect to get -1. '3'.search(/[!\"£\$%\^&\*\(\)-_\+=\[\]\{\};:@\'#\\|<,\.>\/\?]/) Any idea why is this happening? ...

Python: hexadecimal regular expression question

I want to parse the output of a serial monitoring program called Docklight (I highly recommend it) It outputs 'hexadecimal' strings: or a sequence of (two capital hex digits followed by a space). the corresponding regular expression is: ([0-9A-F]{2} )+ for example: '05 03 DA 4B 3F ' When program detects particular sequences of character...

preg_replace remove only part of a string but leave the rest using PHP

I am trying to do a replace within a string in PHP. How do you delete the part that is only in the group in PHP? <font.+?(size.+?.)> I want to remove size=x where ever it in. The problem is I cannot get the $text = preg_replace("<font.+?(size.+?.)>","",$text); function to work. Example source of this <font style="background...

URL Validation - Accepts URLs without protocols

Hello I've a basic URL validation in my appliction. Right now i'm using the following code. //validates whether the given value is //a valid URL function validateUrl(value) { var regexp = /(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/ return regexp.test(value); } But right now it is not a...

Matching the last sub-pattern in a pattern

Let's say I have some text that has the pattern as shown by the four lines of text below: foo.bar.gar foo.bar.gar.har.mar.tar.dar.zar.daddy.whatever.mummy.whateverelse foo.hoo.scoobydoobydoo.yay sunday.monday The only two things known about the pattern are that: There will be at least 1 pair of words separated by a dot (period); and...

Java Regex problem

Hi there, I'm making an XMLParser for a Java program (I know there are good XMLParsers out there but I just want to do it). I have a method called getAttributeValue(String xmlElement, String attribute) and am using regex to find a sequence of characters that have the attribute name plus ="any characters that aren't a double quote" I...

Regex that defines a regular language with {a,b} without a substring with exactly 3 b's (bbb)

Pretty much what the question says. I came up with (ba)?(a + bb + bbbbb + aba)*(ab)? Is there anything more readable? Or is this incorrect? I know you shouldn't really be doing this sorta thing with Regex when you can just go !~/bbb/ in your code, but it's a theory exercise. Thanks. Edit for Clarification: I'm not using | to repre...

Whats wrong with this regular expression?

I have the following regular expression to find word in text and highlight them Using the word surface for testing purposes. /((?<=[\W])surface?(?![\w]))|((?<![\w])surface?(?=[\W]))/iu It matches all occurences in the following text. surface-CoP-20-70-0000-04-02_Pre-Run_Tool_Verification_Programming_and_surface_Tare surface_revC.pdf...

How to find the HTTP links in HTML mail using regular expressions in JavaScript

Hi I am working on mail client application. I want to show all HTTP links as clickable hyper links. I have noticed that some clients are sending HTTP links without enclosing them inside the anchor tags. In this case I am failing to show those links as clickable links. My requirement is to find all HTTP links in a HTML mail and need...

Question about regular expressions

Hello all, I saw this statement $name = ereg_replace("[^A-Za-z0-9.]", "", $name); What is the difference between [^A-Za-z0-9.] and [A-Za-z0-9.]? Based on my understanding of regular expression, the [] is used to include all valid characters for replacment in function ereg_replace. Then what is the purpose of including ^ into the []...

Asp.net jquery reqex conversion?

Is there an easy way to do the equivalent in jquery or jscript for that matter. NewString = Regex.Replace(SOMESTRING, "[^a-z0-9A-Z -]") ...

using python, Remove HTML tags/formatting from a string

I have a string that contains html markup like links, bold text, etc. I want to strip all the tags so I just have the raw text. What's the best way to do this? regex? ...