//两位整数
NSString * testStr_0 = [NSString stringWithFormat:@"%02d",1];
//两位小数
NSString * testStr_1 = [NSString stringWithFormat:@"%0.2f",1];
NSString * testStr_2 = [NSString stringWithFormat:@"%0.2f",0.666666];
//保留固定位小数时,会默认四舍五入
//两位整数
NSString * testStr_0 = [NSString stringWithFormat:@"%02d",1];
//两位小数
NSString * testStr_1 = [NSString stringWithFormat:@"%0.2f",1];
NSString * testStr_2 = [NSString stringWithFormat:@"%0.2f",0.666666];
//保留固定位小数时,会默认四舍五入
本文标题：iOS 显示两位整数/小数格式
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