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 sql query in php
$sql = "SELECT COUNT(*) AS total from Members";
$result = $conn->query($sql);
$data = $result->fetch_assoc();
echo $data['total'];php array lenght
<?php
$cars=array("Volvo","BMW","Toyota");
echo count($cars);
?>count php
$cars = array("Volvo","BMW","Toyota");
echo count($cars); // 3php 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));
?>
/* result
int(3)
int(3)
Warning: count(): Parameter must be an array or an object that implements Countable in … on line 12 // as of PHP 7.2
int(0)
Warning: count(): Parameter must be an array or an object that implements Countable in … on line 14 // as of PHP 7.2
int(1)
*/Copyright © 2021 Codeinu
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