我刚刚阅读了Apple文档。NSScanner
我正在尝试获取此字符串的整数:
@"user logged (3 attempts)"
我找不到任何示例,如何在括号内扫描。有任何想法吗?
这是代码:
NSString *logString = @"user logged (3 attempts)";
NSScanner *aScanner = [NSScanner scannerWithString:logString];
[aScanner scanInteger:anInteger];
NSLog(@"Attempts: %i", anInteger);