Babban matsalar gano mashigar bincike ita ce, masu bincike daban-daban suna da iyakoki daban-daban. Misali, Internet Explorer 8 da baya baya goyan bayan sigar zane, don haka ba za a gano sinadarin zane ba.
if (navigator.userAgent.indexOf("Chrome") != -1) {
// do something
}
Lambar tana bincika idan mai amfani yana amfani da burauzar Chrome. Idan haka ne, lambar da ke cikin takalmin gyaran kafa mai lanƙwasa za ta yi aiki.
Yadda za a gane da browser
Babu amsa daya-daya-daidai ga wannan tambayar, saboda mafi kyawun hanyar gano mashigar bincike a JavaScript ya dogara da takamaiman bukatun aikace-aikacenku. Duk da haka, wasu hanyoyin gama gari don gano masu bincike sun haɗa da amfani da ɗakunan karatu na gano mashigar kamar Modernizr ko webpagetest, bincika kasancewar wasu fasalolin burauza kamar HTML5 Canvas ko Gidan Yanar Gizo, ko yin amfani da abin kewayawa don neman bayanan mai amfani kamar tsarin aikin su da tsarin aikin su. browser version.
Manyan masu bincike
Akwai masu bincike da yawa da ke goyan bayan JavaScript. Shahararrun masarrafan bincike sune Google Chrome, Mozilla Firefox, da Internet Explorer.
