regular expression matching

Find a regular match PHPcode $ s = 'e3etc56-542NA1220156542N310363ZA0C0331 '; preg_match_all ('/([a-zA-Z0-9] \ w {1}) ([\ w |-] {10 }) \ w \ d (\ d {4}) | \ w {5} \ w find a regular match PHP code $s = 'E3ETC56-542NA1220156542N31036 3ZA0C0331

The content of the regular expression match file_get_contents after file_get_contents is HTMLcode ........ & lt; spanclass = & quot; music-icon-hook {'musicicon ': {id: '000000', type: regular match file_get_contents The content after

Obtain the matched characters in the Href attribute of A tag. For more information, see Obtain the Href attribute of A tag Matched characters Connection 1 Connection 2 Connection 3 You can use single quotes without quotation marks, but you

[Php] functionpregPN ($ test) {/** matching mobile phone number rules: basic mobile phone number format: the first three digits are mobile: Unicom: 130-132155-156185186 Telecom: 1331531... "/> [Php] Function pregPN ($ test ){/**Matching mobile phone

Package zhengze; import java. text. parseException; import java. text. simpleDateFormat; import java. util. regex. *; import java. util. date; public class zhengze {public static void main (String [] args) throws ParseException {// String path = // "

Copy codeThe Code is as follows:Import urllib. requestImport reImport time Def movie (movieTag ):TagUrl = urllib. request. urlopen (url)TagUrl_read = tagUrl. read (). decode ('utf-8 ')Return tagUrl_read Def subject (tagUrl_read ): '''There are still

The parse_url () function is available on the PHP official website. The result is similar to the parse_url () function, which is implemented using regular expressions. URI is the type of resources available on the Web-HTML documents, images, video

I personally understand regular expressions-Lazy matching and regular expression matchingProblem description Link: http://www.hcoding.com /? P = 130 When you are new to regular expressions, you have a question. For example, you need to match the

--http://www.5idev.com/p-php_preg_match.shtmlThe application of regular expressions in PHPIn PHP applications, regular expressions are mainly used to: Regular match: matches the corresponding content according to the regular expression

In the php tutorial, the regular expression matches the regular expression method of unicode encoding. Because of the special nature of unicode encoding, the General Chinese or English regular expressions cannot obtain the expected content correctly,

Regular Expressions:var match =/^ ((ht|f) tps?): \ /\/([\w\-]+ (\.[ \w\-]+) *\/) *[\w\-]+ (\.[ \w\-]+) *\/? (\? ([\w\-\.,@?^=%&:\/~\+#]*) +)?/;Note:(1), if you need to allow other connection methods, you can modify the "(Ht|f) TPS?" section, in the "

Method 1 The code is as follows:Copy code $ A = ' Baidu gu ge Google Yahoo ';Preg_match_all ('/] +> [^>] + a>/', $ a, $ aout );Print_r ($ aout );ResultArray([0] => Array        ([0] => Baidu [1] => Google [2] => Yahoo         ) ) Method

PHP provides two methods for regular expression text processing. One is the PCRE method (the PCRE library implements a slightly different syntax and semantics from perl 5 (see below) function set of the regular expression pattern matching function.

Any characters 6 to 16 are. {6, 16}Only numbers, letters, and underscores are composed of [0-9_a-zA-Z]Add the total to pepper ^ [_ 0-9a-z] {6, 16} $ The code is as follows:Copy code Function ispassword ($ str ){If (preg_match ('/^ [_ 0-9a-z] {6,

The following format requirements apply to domain names:1. The labels in a domain name are composed of English letters and numbers. Each label cannot exceed 63 characters and is not case sensitive. You cannot use other punctuation marks except

Reprint Please specify source: http://blog.csdn.net/donglynn/article/details/35788879Regular expressions are a very useful programming skill. In general, it is easy to crawl a piece of information on an HTML page, such as the title . However, we

Recently in doing some of the URL matching items, the regular expression of the understanding of not much, the internet search a lot of predecessors wrote the regular expression, found that I can not use, is the regular expression of my own to post,

To match a slash inside a regular expression, you need to use 4 slashes: Java code Import Java.util.regex.Matcher; Import Java.util.regex.Pattern; public class Test { /** * @param args */public static void Main (string[] args) { //TODO

Regular expressions, I think we are not unfamiliar. Java has, C # has, JavaScript has, other languages have, the approximate matching rules are very similar. Developers who have used regular expressions feel that this is a good thing. But I had a

Check the input content with Java code, only allow the combination of English + digit +-symbol, the length can not exceed 20. Specifically implemented as follows: Private Boolean Checkinput (String input) {pattern pattern =