Kukusanya Vipengele vya Arrays katika Vitendo vya PHP

php<?php
  $arr = [1, 2, 3, 4, 5];
  $res = 0;
  
  foreach ($arr as $elem) {
    $res += $elem;
  }
  
  echo $res;
?>

Задание 1

Array imepewa:

php<?php
  $arr = [2, 5, 9, 3, 1, 4];
?>

Tafuta jumla ya vipengele vya array hii.

Задание 2

Array imepewa:

php<?php
  $arr = [2, 5, 9, 3, 1, 4];
?>

Tafuta jumla ya vipengele vinavyokuwa nambari shufwa.

Задание 3

Array imepewa:

php<?php
  $arr = [2, 5, 9, 3, 1, 4];
?>

Tafuta jumla ya mraba wa vipengele vya array hii.

Задание 4

Array imepewa:

php<?php
  $arr = [2, 5, 9, 3, 1, 4];
?>

Tafuta zao la vipengele vya array hii.