#一, PHP variable definition: Variables are used to store values, such as numbers, text strings or arrays, V: string/integer/double/array/object
Naming rules:
1. The variable name of PHP is case-sensitive. 2. The variable name must begin with $3,
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
For a php://input introduction, the PHP Official Handbook document has a very clear overview of it.
"Php://input allows to read raw POST data. It is a less memory intensive alternative to $HTTP _raw_post_data and does no need any special php.ini.
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;
Starting with version 4.3.0, PHP provides a new type of CLI SAPI (Server application Programming Interface, service-side application programming port) support, called CLI, which means Command line Interface , which is the command-line interface. As
PHP Learning-variable variables, variable variables
Variable variable
Sometimes it is convenient to use variable variable names. That is, the variable name of a variable can be set and used dynamically. An ordinary variable is set by a declaration,
The difference between echo and print in PHP is phpechoprint. The difference between echo and print in PHP. In general, PHP dynamically outputs HTML content through print and echo statements. in actual use, difference between echo and print in PHP:
The difference between Echo and print in PHP, Phpechoprint
In general, the dynamic output of HTML content in PHP is achieved through print and ECHO statements, and in practice, both print and ECHO functions are almost identical. It can be said that
This article describes various ways to debug your PHP application, including opening error reports in Apache and PHP, and finding the source of more difficult bugs by placing a strategic print statement in a simple PHP script. It also introduces the
PHP input stream php: // input introduction to the PHP input stream php: // input when using xml-rpc, the server obtains client data, mainly through the php input stream input, instead of the $ _ POST array. So here we will mainly discuss the php
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