count array code example
Example 1: php array length
count($myArray);
Example 2: php length of array
<?php
$arr = ["one", "two", "three", "four"];
echo count($arr);
?>
Example 3: get array length using php
$names = array("Ankur","Raj","Ram","Suresh");
echo count($names);
Example 4: php count string in array
<?php
$a[0] = 1;
$a[1] = 3;
$a[2] = 5;
var_dump(count($a));
$b[0] = 7;
$b[5] = 9;
$b[10] = 11;
var_dump(count($b));
var_dump(count(null));
var_dump(count(false));
?>
Example 5: Count elements in an array
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));