for (NSString *fontFamily in [UIFont familyNames]) {
NSLog(@"字体家族是:%@",fontFamily);
for(NSString *fontName in [UIFont fontNamesForFamilyName:fontFamily])
{
NSLog(@"\t%@",fontName);
}
}
iOS中UIKit——UIFont得到iOS设备上的系统字体
原文：http://www.cnblogs.com/123qw/p/4324459.html