How to remove a value from an array in php

php method to remove a certain value in an array: You can use the unset() function to remove it. The unset() function is used to destroy a given variable, such as [unset ($bar['quux'])], which means destroying a single array element. The unset() function does not change other keys.

# The unset() function is used to destroy the given variable.

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Grammar:

void unset ( mixed $var )

Example:

// 销毁单个数组元素
unset ($bar['quux']);

Note: unset() The method does not change other keys.

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Code implementation:

<?php
    $array = array(0 => "a", 1 => "b", 2 => "c");
    unset($array[1]);
    print_r($array);
?>

Output result:

Array (
    [0] => a    
    [2] => c
)

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