An warware: js ƙara sarari kafin babban harafi

Babban matsalar ƙara sarari kafin babban harafi shi ne cewa yana iya sanya kalmar ta yi ƙasa da yadda ya kamata. Wannan na iya zama ruɗani ga masu karatu, kuma yana iya haifar da kurakurai yayin buga kalmar.

var str = "thisIsAString";

str = str.replace(/([A-Z])/g, ' $1');

console.log(str); // "this Is A String"

Wannan lambar tana bayyana kirtani, sannan ta yi amfani da hanyar maye gurbin () don nemo kowane babban haruffa a cikin kirtani kuma yana ƙara sarari a gabansu. A ƙarshe, yana buga sabon kirtani zuwa na'ura wasan bidiyo.

Menene babban harafi

Babban harafi a JavaScript harafi ne da ke farkon kalma.

Aiki tare da rubutu

Yin aiki da rubutu a JavaScript na iya zama ɗan wahala. Akwai 'yan hanyoyi daban-daban don yin shi, kuma kowanne yana da nasa amfani da rashin amfani.

Hanya mafi sauƙi don aiki tare da rubutu a cikin JavaScript ita ce amfani da abu String. Kuna iya samun damar rubutun kirtani ta amfani da kayan kirtani, kuma kuna iya amfani da hanyar substring() don cire wani yanki na kirtani.

Wata hanyar aiki tare da rubutu a JavaScript ita ce amfani da abin Array. Kuna iya samun damar rubutun tsararru ta amfani da kayan kayan, kuma kuna iya amfani da hanyar indexOf() don nemo takamaiman abu a cikin tsararru.

Wurare a cikin JavaScript

Akwai ƴan hanyoyi don ƙirƙirar sarari a JavaScript. Hanya ɗaya ita ce amfani da hanyar String.replace():

var jumla = "Ni jumla ce."; jumla.maye gurbin("","");

Wannan zai haifar da kirtani mai zuwa: Ni jumla ce.