php variable in array code example

Example 1: php value in array

in_array ( mixed $needle , array $haystack , bool $strict = false ) : bool

Example 2: php arrays

$nums = [1, 2, 3, 4, 5];

Example 3: what is use of in_array() function in php

The in_array() function is an inbuilt function in PHP. 
The in_array() function is used to check whether a given value exists in an array or not.
It returns TRUE if the given value is found in the given array, and FALSE otherwise.

  <?php
  
$people = array("Peter", "Joe", "Glenn", "Cleveland");

if (in_array("Glenn", $people))
  {
  echo "Match found";
  }
else
  {
  echo "Match not found";
  }

?>