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How to remove the first few elements of an array in php

王林
王林Original
2020-10-30 11:16:004679browse

php method to take out the first few elements of the array: You can use the array_slice() function to take out a value in the array based on conditions, such as [print_r(array_slice($a,1,2))]. If the array has string keys, the returned array will retain the key names.

How to remove the first few elements of an array in php

Function introduction:

array_slice() function takes out a value from the array based on conditions and returns it.

(Video tutorial recommendation: php video tutorial)

Note: If the array has string keys, the returned array will retain the key name.

Syntax:

array_slice(array,start,length,preserve)

Example:

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

Use negative start parameter:

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

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