Tutorials References Exercises Videos Menu
Create Website Get Certified Upgrade

PHP Tutorial

PHP HOME PHP Intro PHP Install PHP Syntax PHP Comments 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 RegEx

PHP Forms

PHP Form Handling PHP Form Validation PHP Form Required PHP Form URL/E-mail PHP Form Complete

PHP Advanced

PHP Date and Time PHP Include PHP File Handling PHP File Open/Read PHP File Create/Write PHP File Upload PHP Cookies PHP Sessions PHP Filters PHP Filters Advanced PHP Callback Functions PHP JSON PHP Exceptions

PHP OOP

PHP What is OOP PHP Classes/Objects PHP Constructor PHP Destructor PHP Access Modifiers PHP Inheritance PHP Constants PHP Abstract Classes PHP Interfaces PHP Traits PHP Static Methods PHP Static Properties PHP Namespaces PHP Iterables

MySQL Database

MySQL Database MySQL Connect MySQL Create DB MySQL Create Table MySQL Insert Data MySQL Get Last ID MySQL Insert Multiple MySQL Prepared MySQL Select Data MySQL Where MySQL Order By MySQL Delete Data MySQL Update Data MySQL Limit Data

PHP XML

PHP XML Parsers PHP SimpleXML Parser PHP SimpleXML - Get PHP XML Expat PHP XML DOM

PHP - AJAX

AJAX Intro AJAX PHP AJAX Database AJAX XML AJAX Live Search AJAX Poll

PHP Examples

PHP Examples PHP Compiler PHP Quiz PHP Exercises PHP Certificate

PHP Reference

PHP Overview PHP Array PHP Calendar PHP Date PHP Directory PHP Error PHP Exception PHP Filesystem PHP Filter PHP FTP PHP JSON PHP Keywords PHP Libxml PHP Mail PHP Math PHP Misc PHP MySQLi PHP Network PHP Output Control PHP RegEx PHP SimpleXML PHP Stream PHP String PHP Variable Handling PHP XML Parser PHP Zip PHP Timezones

PHP array_slice() Function

❮ PHP Array Reference

Example

Start the slice from the third array element, and return the rest of the elements in the array:

<?php
$a=array("red","green","blue","yellow","brown");
print_r(array_slice($a,2));
?>
Try it Yourself »

Definition and Usage

The array_slice() function returns selected parts of an array.

Note: If the array have string keys, the returned array will always preserve the keys (See example 4).


Syntax

array_slice(array, start, length, preserve)

Parameter Values

Parameter Description
array Required. Specifies an array
start Required. Numeric value. Specifies where the function will start the slice. 0 = the first element. If this value is set to a negative number, the function will start slicing that far from the last element. -2 means start at the second last element of the array.
length Optional. Numeric value. Specifies the length of the returned array. If this value is set to a negative number, the function will stop slicing that far from the last element. If this value is not set, the function will return all elements, starting from the position set by the start-parameter.
preserve Optional. Specifies if the function should preserve or reset the keys. Possible values:
  • true - Preserve keys
  • false - Default. Reset keys


Technical Details

Return Value: Returns selected parts of an array
PHP Version: 4+
PHP Changelog: The preserve parameter was added in PHP 5.0.2

More Examples

Example 1

Start the slice from from the second array element, and return only two elements:

<?php
$a=array("red","green","blue","yellow","brown");
print_r(array_slice($a,1,2));
?>
Try it Yourself »

Example 2

Using a negative start parameter:

<?php
$a=array("red","green","blue","yellow","brown");
print_r(array_slice($a,-2,1));
?>
Try it Yourself »

Example 3

With the preserve parameter set to true:

<?php
$a=array("red","green","blue","yellow","brown");
print_r(array_slice($a,1,2,true));
?>
Try it Yourself »

Example 4

With both string and integer keys:

<?php
$a=array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow","e"=>"brown");
print_r(array_slice($a,1,2));

$a=array("0"=>"red","1"=>"green","2"=>"blue","3"=>"yellow","4"=>"brown");
print_r(array_slice($a,1,2));
?>
Try it Yourself »

❮ PHP Array Reference