Asksearch_php.cn

Community Learn Tools Library Leisure

English

Popular searches：
PHP
MySQL
jquery
HTML
CSS

Convert JavaScript regular expression to PHP

I know this question has been asked about a dozen times, but technically it's not a scam (check the other questions if you like) ;) Basically, I have a Javascript regex to check with for the front-end validation of the email address, and I use CodeIgniter to double-check on the back-end in case the ...

P粉465675962 2023-10-23 22:58:33

Javascript Regular Expressions: How to keep only matching groups for an arbitrary regular expression?

Is there a way in the JS regex API to rewrite the input so that only matching groups are kept (in order), but it works with arbitrary regexes (including regexes without capturing groups)? For example for the regular expression /abc([D-F]+)gh([I-K]+)/ and input abcFEEDghKIKI, I want to output "F...

P粉574695215 2024-01-16 22:01:08

Differences in regular expression behavior

I'm trying to build a regex to match fields that should contain 9 digits I'm using the following regex /^\d{9,9}$/ Now, the problem is when doing /^\d{9, 9}$/.test("123456789")//returnstrue However, when I try to use the same regex (passed in myRegex below) using Yup's matches 'myField':yu...

P粉996763314 2024-04-01 13:33:29

javascript - regular expression Q&A

{Code...} Please help me explain the above regular expression; it can match the name/value pairs in the query string, but I really don’t understand it. What kind of matching rule is this? ? For example, &name=bob&age=10, it can match name=bob and age=10

仅有的幸福 2017-06-28 09:27:59

javascript - Regular expression question and answer

{Code...} Please explain this regular expression to me. I really can’t understand π-π. . . Thank you

三叔 2017-06-26 10:50:05

python regular expression replacement

Recently I encountered a regular expression replacement problem. Each piece of data in the time data is preceded by [0]= [1]= [2]= [3]= this index: {code...} Because of some reasons, the previous The index is gone and can only be added using regular expressions. The problem is that the amount of dat...

淡淡烟草味 2017-05-18 10:58:52

Regular expression to replace several symbols with HTML tags

I'm trying to build a regular expression that replaces all symbols "$$" with some HTML tags, such as <someTag></someTag>. I use this regex, but it doesn't cover all cases: \$\$(\S[^\*]+\S)\$\$'aaa$$123$$c$ddd'.replace(/\ $\$(\S[^\*]+\S)\$\$/g,'<a1>$1</a1>')//works'a...

P粉362071992 2024-04-01 21:01:01

Regular expression - How to match Chinese Pinyin using Python?

For example, use regular expressions to match the pinyin of shá. ps: What I said before may not be clear. I used the word "for example", which means that there is pinyin in the text to be processed, but I don't know what the specific pinyin is. You need to find out these pinyin. The text t...

ringa_lee 2017-05-27 17:39:30

javascript - Ask a question about using regular expressions to obtain URL parameters

{Code...} Given this url, use a regular expression to match the parameter string after ? (not including?). Please tell me how to write the regular expression. Xiaobai asks for advice~~

天蓬老师 2017-06-12 09:29:39

How to use variables in regular expressions?

I want to create a String.replaceAll() method in JavaScript and I think using regular expressions is the cleanest way. However, I don't know how to pass variables to the regular expression. I can already do this, replacing all instances of "B" with "A". "ABABAB".replace...

P粉763748806 2023-08-23 15:12:16

How can I make this regex simpler?

I have this regex: "(WORD1.*WORD2.*WORD3)|(WORD1.*WORD3.*WORD2)|(WORD2.*WORD1.*WORD3)|(WORD2.*WORD3.*WORD1)|(WORD3 .*WORD1.*WORD2)|(WORD3.*WORD2.*WORD1)" It matches these words: WORD1WORD2WORD3WORD1AWORD2BWORD3CWORD3W

P粉710454910 2024-02-26 18:49:18

javascript - How to write regular expression

1. The numbers to be entered are: 01, 03, 05, 07, 09, 11, 13, 15... numbers arranged in this way. 2. There is an input box in which only such numbers are allowed to be entered, separated by commas. How to write the regular expression.

伊谢尔伦 2017-06-28 09:27:38

Why doesn't this regular expression work in JavaScript? /(?i)-StringA$|-StringB$/

Built this regex in the generator and everything worked as expected, tried cleaning some strings in my app and the app said it was invalid. The declaration is as follows: constreg=/(?i)-TeamMember$|-TeamLead$/;testString=testString.replace(reg,""); Trying to run the application will give t...

P粉314915922 2023-09-10 10:32:13

javascript - js regular expression English numbers and all punctuation characters

js regular expression English numbers and all punctuation characters. Do you have a copy?

習慣沉默 2017-05-19 10:38:13

Regular Expression - Java: String replacement with ordinal number

Original text: {code...} Replaced with: {code...} Now you can use regular expressions to replace the target text, but the serial number cannot be completed (cannot be looped) {code...}

仅有的幸福 2017-06-30 09:56:29

Method to extract words: use regular expressions

How can I extract the dog's breed from this URL https://images.dog.ceo/breeds/husky/n02110185_11841.jpg? Considering that the variety changes, what is the regex to extract the content between breeds/ and next/?

P粉608647033 2023-09-14 17:13:53

Python - The title of the web page contains a newline. How to extract it using regular expressions?

When using python as a web crawler for CSDN, when crawling the title of a web page, I always use the regular expression (?<=\<title\>).+?(?=\<) in CSDN No, I went to CSDN source code and took a look. The title was displayed in a new line, so the original regular expressio...

女神的闺蜜爱上我 2017-06-22 11:51:43

javascript - Regular expression to replace img image tag with text [image]?

Original content: {code...} The result to be obtained {code...} How to write such a regular expression in js?

某草草 2017-05-19 10:26:58

Using regex to replace HTML in div and add spacing

Hi, I would like help creating a regex that replaces all html tags, but when the end div and the start div are next to each other, it adds a space, like this <b>is</b><div>a< /div><div>test</div> this is a test my current regex is /(<([^>]+)>)/ig it will ...

P粉043432210 2024-04-02 11:28:02

Word counting in HTML using regular expressions

This is the same problem as this. But since I'm not using javascript, "innerText" is not a solution for me and I want to know if a regex can combine /(<.*?>)/g and >/\S+/g without going through a bunch of characters String operations can be used to obtain the actual number of word...

P粉153503989 2024-04-01 22:44:06