Babban matsalar ita ce JS ba ta da aikin ginanniyar yin wannan. Kuna iya amfani da aikin substr(), amma zai yanke kirtani a wurin da aka bayar, maimakon cire harafin ƙarshe.
var str = "Hello world!"; str = str.substring(0, str.length - 1);
Wannan layin lambar yana faɗi don ɗaukar kirtan "Hello duniya!" kuma ƙirƙiri sabon kirtani wanda shine ƙaramin kirtani na asali. Sabuwar kirtani za ta fara ne a fihirisar 0 na asalin kirtani kuma ta ƙare a ƙarshen ƙarshen asalin kirtani a debe 1.
aikin getattr
Aikin getattr a cikin JavaScript yana mayar da darajar dukiya akan abu.
var obj = {suna: "Yohanna", shekaru: 30}; console.log (obj.name); // John console.log (obj.age); // 30
Kuskure
AtributteError nau'in kuskure ne da ke faruwa lokacin ƙoƙarin samun dama ga dukiya ko hanyar abin da babu shi.
