How to use foreach() in php

藏色散人
Release: 2023-03-03 09:38:01
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foreach in php only applies to arrays and is used to traverse each key-value pair in the array. The syntax of the foreach loop statement is "foreach ($array as $value) {code to be executed;}".

How to use foreach() in php

##Usage of foreach() in php:

foreach loop only applies to arrays, and used to iterate over each key/value pair in the array.

foreach ($array as $value) {code to be executed;}
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Each loop iteration is performed, the value of the current array element will be assigned to the $value variable, and the array pointer will move one by one until the last array element is reached.

Example:

The loop will output the value of the given array ($colors):

<?php $colors = array("red","green","blue","yellow"); foreach ($colors as $value) {echo "$value <br>";}?>
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