这个问题在这里已经有了答案:Swift-Howtogetindexesoffiltereditemsofarray(9个回答)关闭4年前。我无法在数组中获取可重复的字符串位置。我的代码是这样的:varstartDates:[String]=["06/11/2018","16/11/2018","26/11/2018","06/11/2018"]varnomor:[Int]=[]fordateinstartDates{ifstartDates.contains(where:{$0.range(of:"06/11/2018",options:.caseInsensitive)!=nil})