How to find the specified value in an array using the array_search function in php

This article mainly introduces the method of php to find the specified value in the array. The example analyzes the usage skills of the array_search function in php to find the specified value of the array. It has certain reference value. Friends who need it can refer to it

The example in this article describes how PHP searches for a specified value in an array. The details are as follows:

There are two functions in php that can determine whether the array contains the specified value, namely: array_search($value, $array) and in_array($value, $array), array_search can find out The position where the specified value appears in the array. The in_array function only determines whether the specified value exists in the array and returns a bool value

<?php 
$array = array("Perl", "PHP", "Java", "PHP");
print("Search 1: ".array_search("PHP",$array)."\n");
print("Search 2: ".array_search("Perl",$array)."\n");
print("Search 3: ".array_search("C#",$array)."\n");
print("\n");
?>

The output results are as follows

Search 1: 1
Search 2: 0
Search 3:

Summary: The above is the entire content of this article, I hope it will be helpful to everyone's study.

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