An warware: bazuwar int tsakanin lambobi biyu javascript

Babban matsala tare da bazuwar int tsakanin lambobi biyu shine cewa yana iya haifar da sakamako mara tabbas. Wannan saboda ba koyaushe ana rarraba lambobi daidai-da-wane ba, kuma wannan na iya shafar sakamakon bazuwar int.

Math.floor(Math.random() * (max - min + 1)) + min

Wannan layin lambar yana haifar da lamba bazuwar tsakanin ƙimar min da max.

Math.bene yana zagaya lambar zuwa lamba mafi kusa.
Math.random yana haifar da ƙima tsakanin 0 da 1.
Ƙaddamar da hakan ta (max - min + 1) yana ba ku kewayo tsakanin 0 da (max - min + 1), wanda aka ƙara zuwa min, yana ba ku iyakar ƙarshe tsakanin min da max.

bazuwar lambobi

Akwai ƴan hanyoyi don bazuwar lambobi a JavaScript. Hanya ɗaya ita ce amfani da aikin Math.random(). Wannan aikin yana dawo da lambar bazuwar tsakanin 0 da 1 .

Wata hanya don bazuwar lambobi ita ce amfani da aikin Math.floor(). Wannan aikin yana zagaye lamba zuwa ƙimar lamba mafi kusa. Don haka, idan kuna son zaɓi tsakanin 2 da 3 ba da gangan ba, zaku yi amfani da Math.floor(2) azaman lambar bazuwar ku, da Math.floor(3) azaman lambar bazuwar ku idan 3 shine ƙimar da aka zaɓa.