拨打电话,始终出现需要确认对话框
app调用电话,进行拨打电话,代码如下。可是始终出现需要确认的对话框。如何将其去掉呢?变成自动呼叫呢?
手机:iphone5s,操作系统:10.2
NSMutableCharacterSet *characterSet =[NSMutableCharacterSet characterSetWithCharactersInString:@" "];
NSArray *arrayOfComponents = [phone_number componentsSeparatedByCharactersInSet:characterSet];
phone_number = [arrayOfComponents componentsJoinedByString:@""];
NSString *phoneURLString = [NSString stringWithFormat:@"tel:%@", phone_number];
NSString *escapedUrlString = [phoneURLString stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
NSURL *phoneURL = [NSURL URLWithString:escapedUrlString];