php length of array
<?php
$arr = ["one", "two", "three", "four"];
echo count($arr);
?>php length of array
<?php
$arr = ["one", "two", "three", "four"];
echo count($arr);
?>Count elements in an array
//#Source https://bit.ly/2neWfJ2
const countOccurrences = (arr, val) => arr.reduce((a, v) => (v === val ? a + 1 : a), 0);
console.log(countOccurrences([1, 1, 2, 1, 2, 3], 1));
console.log(countOccurrences([1, 1, 2, 1, 2, 3], 2));
console.log(countOccurrences([1, 1, 2, 1, 2, 3], 3));Copyright © 2021 Codeinu
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