Answer Posted / sivanandareddy

The array_search() function search an array for a value and returns the key.


Syntax:..array_search(value,array,strict)


Parameter Description

value Required. Specifies the value to search for
array Required. Specifies the array to search in
strict Optional. Possible values:
true
false - Default
When set to true, the number 5 is not the same as the string 5 (See example 2)


Example 1

<?php
$a=array("a"=>"Dog","b"=>"Cat","c"=>"Horse");
echo array_search("Dog",$a);
?>
The output of the code above will be:

a

Example 2

<?php
$a=array("a"=>"5","b"=>5,"c"=>"5");
echo array_search(5,$a,true);
?>
The output of the code above will be:

b

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