PHP Tutorial

A web server programming language.

Chapter Quiz Exercises
Course Topics
PHP Intro PHP Syntax PHP Variables PHP Echo / Print PHP Data Types PHP Strings PHP Numbers PHP Math PHP Constants PHP Operators PHP If...Else...Elseif PHP Switch PHP Loops PHP Functions PHP Arrays PHP Superglobals PHP Form Handling PHP Date and Time PHP File Handling PHP Cookies PHP Sessions PHP Exceptions PHP OOP Classes & Objects PHP Constructor MySQL Connect MySQL Insert Data MySQL Select Data PHP JSON PHP Regular Expressions PHP Include & Require

PHP Operators

PHP Operators

Operators are used to perform operations on variables and values.

PHP divides operators in the following groups:

  • Arithmetic operators: + - * / % **
  • Assignment operators: = += -= *= /=
  • Comparison operators: == === != < > <= >=
  • Increment/Decrement operators: ++$x $x++ --$x $x--
  • Logical operators: and or xor && || !
  • String operators: . .=

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Topics
PHP Intro PHP Syntax PHP Variables PHP Echo / Print PHP Data Types PHP Strings PHP Numbers PHP Math PHP Constants PHP Operators PHP If...Else...Elseif PHP Switch PHP Loops PHP Functions PHP Arrays PHP Superglobals PHP Form Handling PHP Date and Time PHP File Handling PHP Cookies PHP Sessions PHP Exceptions PHP OOP Classes & Objects PHP Constructor MySQL Connect MySQL Insert Data MySQL Select Data PHP JSON PHP Regular Expressions PHP Include & Require