TypeScript

TypeScript d tutlayt n usihel sufella n JavaScript i tt-yesnulfan Anders Hejlsberg (Microsoft). Beɛd la compilation TypeScript yettuɣal Javascript deg yiminig.

 TypeScript vs Javascript 
Ttipaj
Deg JavaScript ulac Ttipaj, seddaw egzampl anda la tawuri addition tqebbel kulci (number, string...etc.) :

    function addition(x, y) {
        return x + y;
    }

addition(3, 2) ad yefk 5, addition(3, 'toto') ad yefk '3toto'.

S TypeScrit, nezmer ad nerna les Types akken ur nezmir ad nɛeddi ala number :

    function addition(x : number, y : number) : number {
        return x + y;
    }

Win yesseqdacen addition s Typscript ur yezmir ara ad yessawel addition(3, 'toto').

Taggayt:Tutlayt n usihel