check if array has value php
$myArr = [38, 18, 10, 7, "15"];
echo in_array(10, $myArr); // TRUE
echo in_array(19, $myArr); // TRUE
// Without strict check
echo in_array("18", $myArr); // TRUE
// With strict check
echo in_array("18", $myArr, true); // FALSEin_array php
<?php
$os = array("Apple", "Banana", "Lemon");
if (in_array("Apple", $os)) {
echo "Yeah. Exist Apple";
}
if (!in_array("Buleberry", $os)) {
echo "Oh, Don't Exist Blueberry!!!";
}
?>in_array
<?php
$os = array("Mac", "NT", "Irix", "Linux");
if (in_array("Irix", $os)) {
echo "Got Irix";
}
if (in_array("mac", $os)) {
echo "Got mac";
}
?>in_array
PHP function in_array(mixed $needle, array $haystack, bool $strict = false) bool
----------------------------------------------------------------------------
Checks if a value exists in an array
Parameters:
mixed--$needle--The searched value. If needle is a string, the comparison is done in a case-sensitive manner.
array--$haystack--The array.
bool--$strict--[optional].If the third parameter strict is set to true then the in_array function will also check the types of the needle in the haystack.
Returns: true if needle is found in the array, false otherwise.
Example:
---------
$os = array("Mac", "NT", "Irix", "Linux");
if (in_array("Irix", $os)) {
echo "Got Irix";
}
if (in_array("mac", $os)) {
echo "Got mac";
}Copyright © 2021 Codeinu
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