php search on array
//array_search
$result = array_search("apple", $fruit_array); // return index or false
//in_array
$result = in_array("apple", $fruit_array); // return true or falsephp search on array
//array_search
$result = array_search("apple", $fruit_array); // return index or false
//in_array
$result = in_array("apple", $fruit_array); // return true or falsearray_search in php
<?php
$array = array(0 => 'blue', 1 => 'red', 2 => 'green', 3 => 'red');
$key = array_search('green', $array); // $key = 2;
$key = array_search('red', $array); // $key = 1;
?>array search by key in php
$arr = array(
"one" => 1,
"two" => 2,
"three" => 3,
"seventeen" => 17
);
function find($mot){
global $arr; // this is global variable
$ok=false;
foreach ($arr as $k => $v)
{
if($k==$mot){
return $v; $ok=true; // or return true;
}
}
if(ok==false){ return -1; } // or return false;
}
//call function
echo find("two");Copyright © 2021 Codeinu
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