array_unique
<?php
$input = array("a" => "green", "red", "b" => "green", "blue", "red");
$result = array_unique($input);
print_r($result);
?>
Array
(
[a] => green
[0] => red
[1] => blue
)array_unique
<?php
$input = array("a" => "green", "red", "b" => "green", "blue", "red");
$result = array_unique($input);
print_r($result);
?>
Array
(
[a] => green
[0] => red
[1] => blue
)array unique php
<?php
// Syntax: array_unique(array $array, int $flags = SORT_STRING): array
// Desc: Removes duplicate values from an array
$arr = Array("red", "red", "green", "blue", "blue", "white");
echo "<pre>";
print_r($arr);
echo "</pre> <br><br>";
$arrUnique = array_unique($arr);
echo "<pre>";
print_r($arrUnique);
echo "</pre> <br><br>";
/* -------- output -----------
Array
(
[0] => red
[1] => red
[2] => green
[3] => blue
[4] => blue
[5] => white
)
Array
(
[0] => red
[2] => green
[3] => blue
[5] => white
)
*/
?>php count amount of times a value appears in array
$tmp = array_count_values($uid);
$cnt = $tmp[12];
//Or
$cnt = count(array_filter($uid,function($a) {return $a==12;}));
//In both cases $var will be a numberCopyright © 2021 Codeinu
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