php function parameter type

In PHP functions, the parameters of the function is the standard for deciding how to successfully apply a function or to control a function's execution behavior. There are many ways to set up and apply a parameter, and it is the key to learn to

Answer the question in the previous section first. 01 02 $foo= 10; 03 $bar= 20; 04   05

: This article mainly introduces Wang Shuai: go deep into the PHP kernel (1)-exploring the principle of weak type variables. if you are interested in PHP tutorials, refer to it. PHP is a simple and powerful language that provides many language

Error_log: Send out an error message. Error_reporting: Configure the level of error message return. GETENV: Get the environment variable of the system Get_cfg_var: Gets the configuration option value for PHP. Get_current_user: Gets the name of the

PHP, a nested abbreviated name, is an abbreviation for the English Super Text preprocessing language (Php:hypertext preprocessor). PHP is an HTML embedded language, PHP and Microsoft's ASP quite a bit similar, is a server-side implementation of

The php7.2 version has new features, features and improvements that allow us to write better code, and in the following article I will describe a new feature in php7.2: parameter type declaration, say no more, let's take a concrete look at the text

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 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;

ObjectiveIn any language, a function is the most basic constituent unit. What are the features of PHP functions? How is a function call implemented? What is the performance of PHP functions and what are the suggestions for using them?This paper will

HDK (Baidu)ObjectiveIn any language, a function is the most basic constituent unit. What are the features of PHP functions? How is a function call implemented? What is the performance of PHP functions and what are the suggestions for using them?