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PHP Language Reference 1
Main
- III. Language Reference
-
- 1. Basic
syntax
-
-
Escaping from HTML
-
Instruction separation
- Comments
- 2. Types
-
- Introduction
- Booleans
-
-
Syntax
-
Converting to boolean
- Integers
-
-
Syntax
-
Integer overflow
-
Converting to integer
- Floating point
numbers
-
-
Converting to float
- Strings
-
-
Syntax
-
Useful functions and
operators
-
Converting to string
-
String conversion to numbers
- Arrays
-
-
Syntax
-
Useful functions
-
Array do's and don'ts
-
Converting to array
-
Comparing
-
Examples
- Objects
-
-
Object Initialization
-
Converting to object
- Resource
-
-
Converting to resource
-
Freeing resources
- NULL
-
-
Syntax
- Pseudo-types and
variables used in this
documentation
-
-
mixed
-
number
-
callback
-
void
-
...
- Type
Juggling
-
-
Type Casting
- 3. Variables
-
-
Basics
- Predefined
variables
- Variable
scope
-
-
The global keyword
-
Using static variables
-
References with global and static
variables
- Variable
variables
- Variables from
outside PHP
-
-
HTML Forms (GET and POST)
-
HTTP Cookies
-
Dots in incoming variable
names
-
Determining variable types
- 4. Constants
-
-
Syntax
- Magic
constants
- 5. Expressions
- 6. Operators
-
-
Operator Precedence
- Arithmetic
Operators
- Assignment
Operators
- Bitwise
Operators
- Comparison
Operators
-
-
Ternary Operator
- Error
Control Operators
- Execution
Operators
- Incrementing/Decrementing
Operators
- Logical
Operators
- String
Operators
- Array
Operators
- Type
Operators
- 7. Control
Structures
-
-
if
- else
- elseif
- Alternative
syntax for control structures
- while
- do-while
- for
- foreach
- break
- continue
- switch
- declare
-
-
Ticks
- return
- require
- include
- require_once
- include_once
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