Course Intermediate  10916

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.

Course Advanced  16863

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.

Course Advanced  10584

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.

Course Introduction：Create Variable in PHP The rules when you create variables in PHP: Variable declaration with dollar ($) followed by variable name Variable name must start with a letter or underscore (_) Variable name is case-sensitive Valid variables: $n

2024-07-19 comment 0  463

Course Introduction：Variable variable names in PHP. Sometimes variable variable names bring great convenience to programming. That is to say, variable names can be named and used dynamically. Usually variables are named with statements like this: ? php $

2016-07-21 comment 0  935

Course Introduction：Variable definition: Variable definition PHP variable definition and variable substitution methods: There are two methods to replace variables into strings - simple methods and complex methods. The simple way is to put the variable name in a double-quoted string or heredoc: $who = 'Kilroy'; $where = 'here'; echo "$who was $where"; Kilroy was here The more complicated way is to replace The variables are enclosed in curly brackets. This approach can be used to disambiguate or replace array lookups. The classic role of braces is to separate a variable name from the surrounding text:

2016-07-29 comment 0  934

Course Introduction：There is another type of variable in PHP, a "mutable variable". A mutable variable is a unique variable in PHP that allows the name of a variable to be changed dynamically.

2017-04-27 comment 0  4727

Course Introduction：PHP variable variable name usage examples. sometimes

2016-07-22 comment 0  765