php unless

1. PHP Version: PHP 7.3.0-dev (CLI) (Built:mar 2018 00:28:55) (NTS)2. UnlessSyntax structure:Unless ($cond) {Statement}Grammatical effects:Executes the statement statement when the $cond is false.3. Code modificationLexical analysis file:

Evaluate a php regular expression unless a number is used to obtain a regular expression, unless the number is: & quot; a1asd2asd3a & quot; after regular expression filtering, output 123 not intval () or (int) if the number is greater than 10 digits,

PHP return statements are not used unless they are in functions. Share another role of the PHP return Statement, which is a wonderful way to use in the bbPress code. I always thought that return can only appear in the function until I read the

PHP Tutorial Configuration Chinese Narration Let's see what you see, php.ini. [PHP] ;;;;;;;;;;;; WARNING;;;;;;;;;;;;; This is the default settings file for new PHP installations.; By default, PHP installs itself with a configuration suitable for;

How to set the session in PHP to work permanently, unless you close the browser The project requires the session to be permanently valid, unless you close the browser, you want to set it directly in the code, without going through the php.ini file,

Compiling the source package requires./configure then compile a. so fileOne less error packetInstall packageNormal displayThe LS directory has a./configure fileQuerying module LocationsEditing a configuration fileEditing a configuration fileIncrease

Source: www. oschina. netquestion57579_501_www.oschina.netquestion1579_000062. I think about it in the middle of the night. I thought about it before, after, when I decided to delete my blog account yesterday afternoon. Open the computer, open OSC,

PHP features: the command line mode starts with version 4.3.0. PHP provides a new type of cli sapi (Server Application Programming Interface, Server Application Programming Port) support, named CLI, command Line Interface, that is, Command Line

PHP security configuration. Version: 0.02 I. Web server security PHP is actually a module function of the Web server. Therefore, you must first ensure the security of the Web server. Of course, to ensure the security of Web servers, it must be a

The number of PHP components and frameworks is incredibly large. There are mega-frameworks like Symfony and Laravel, as well as miniature frameworks like Silex and slim. There are even traditional frameworks that have existed long before modern PHP