مساله اخري
عندنا فانكشن اسمه countTrue بيعدلنا عدد ال true فال array كمثال function countTrue(arr) {
}
هذه الفانكشن بنبعت ليها بارميتر Array
countTrue([true, false, false, true, false]) ➞ 2
هنا رجع عدد ال True الي هو 2
countTrue([false, false, false, false]) ➞ 0
هنا رجع صفر لان مفيش True
countTrue([]) ➞ 0
وهنا رجع صفر لان الاراري فارغه
function countTrue(arr) {
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