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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11340

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Shangxuetang MySQL video tutorial

Course Advanced 17646

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Band of Brothers front-end example display video tutorial

Course Advanced 11353

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

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Regular expression to validate numbers didn't work before I used

I want to use regex to validate my numbers before using them, but it's not working. I want the first number to start with 0, followed by 2 or 5, then 4 and the rest continuing up to 10 digits. <?php$str="0241310102";$pattern="([0]{1}[2,5]{1}[4]{1}[0-9]{7})";if(preg_match( $pattern,$str)){echo"YES&q

2023-09-13 15:00:59

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 front-end validation doesn't work properly (browser issue) for example. ) This is a fairly long regex and I don't know where to start converting it manually. I'm looking for a tool to convert JS regex to PHP regex

2023-10-23 22:58:33

Is there a Symfony-compatible way to remove all twig tags from a string?

I have a Symfony validation constraint that removes all Twig tags with a regex before counting the number of characters and validating against the character length limit. (My form allows people to enter a limited subset of Twig tags into a field.) So it does this: $parsedLength=mb_strlen(preg_replace('/{%[^%]*%}/','',$ stringValue));...If the $parsedLength value is too long, a build violation occurs. This works, but it

2024-03-22 00:03:19

Regular expression to match words

I have a script where I am trying to match new job names with existing job names in a database. SELECTa.titleASJobTitle,j.DescriptionASMatchedJobTitle,f.DescriptionASFamily,p.ShortDescriptionASColourComplexity,j.IsCustomerFacing,j.JobTitleIDFROMJobTitlejCROSSJOI

2024-04-06 21:24:04

javascript - I always get an error when I write a regex to verify 12.5-20.5?

The required data format is: 1101001-510-50100-5000.510.510.5-2010.5-20.510-20.5. That is to say, the size of the number required for verification is not limited. It can have floating point numbers or not, it can have "-" or not, and one decimal place is retained. This is the regular expression I wrote: The following is copied incorrectly: {generation...

2017-06-26 10:57:35

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Javascript form validation-first introduction to regular expressions_javascript skills

Course Introduction：JavaScript can be used to validate input data in HTML forms before the data is sent to the server. Next, through this article, I will introduce Javascript form verification to you - first familiar with regular expressions. Friends who are interested in knowledge about js form verification regular expressions should learn together.

2016-05-16 comment 0 1441

Javascript form validation-uncovering regular expressions_javascript skills

Course Introduction：Javascript form validation - unveiling regular expressions is highlighted in this article. Friends who are interested can learn together.

2016-05-16 comment 0 1669

PHP regular expression to verify name format

Course Introduction：PHP regular expression to verify name format In a web application, it is necessary to verify whether the name format entered by the user is correct. For this purpose, regular expressions can be used for validation. This article explains how to use regular expressions in PHP to verify name format. 1. Rules for name format Generally speaking, the format of a Chinese name is "name (sometimes you need to add a surname)". The format of English names is "last name, first name". For Chinese names, they are generally composed of two Chinese characters, and the first Chinese character is the surname, and the second Chinese character is the first name; for English

2023-06-24 comment 0 2068

How jquery uses regular expressions to verify email addresses_jquery

Course Introduction：This article mainly introduces the method of jquery using regular expressions to verify email addresses, and analyzes the usage skills of regular expressions in the form of examples. Friends in need can refer to the following

2016-05-16 comment 0 2280

How to Validate Passwords in Go Without Backtracking Regular Expressions?

Course Introduction：Password Validation with Regular Expressions in GoValidating passwords using regular expressions is a common task, but the regular expression...

2024-11-03 comment 0 979

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