Kiendesi cha delete
Kiendesi delete kinafuta sifa ya kitu.
Baada ya kufutwa, sifa hii itakuwa na thamani
undefined.
Muundo
delete kitu.sifa;
Mfano
Tutundue kitu na tukifute sifa moja ndani yake:
let obj = {
jina: 'john',
umri: 23,
};
delete mtumiaji.jina;
console.log(mtumiaji.jina);
Matokeo ya utekelezaji wa msimbo:
undefined
Mfano
Wacha tuunde safu na tukifute kipengele ndani yake:
let arr = ['a', 'b', 'c', 'd'];
delete arr[2];
console.log(arr);
Matokeo ya utekelezaji wa msimbo:
['a', 'b', empty, 'd']
