How to delete elements in an array in php

How to delete elements in an array in php: You can use the unset() function to delete. The unset() function can destroy a given variable. For example, if we want to delete a single array element, the code is: [unset ($bar['quux']);].

#We can use the unset() function to delete specific elements in the array.

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

Grammar:

void unset ( mixed $var [, mixed $... ] )

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Code example:

<?php
// 销毁单个变量
unset ($foo); 
// 销毁单个数组元素
unset ($bar[&#39;quux&#39;]); 
// 销毁一个以上的变量
unset($foo1, $foo2, $foo3);
?>

Example:

foreach($array as $k=>$v){
if($v == 'day'){
unset($array[$k]):
}
}

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