Convenience-obtain the system's hour, minute, second, year, month, and day

During project development, we often use time to quickly obtain the current time:

Source code:

Lglobalnormaltime. h and lglobalnormaltime. m

 1 //  Created by Lisa on 14-10-14. 2 //  Copyright (c) 2014年 Lisa. All rights reserved. 3 // 4  5 #import <Foundation/Foundation.h> 6  7 @interface LGlobalNormalTime : NSObject 8  9 10 /*11  当前时间的数组12  @return 返回有3个元素的数组(0处小时、1处位分钟、2处为秒)13  */14 +(NSArray *)currentTime;15 16 /*17  当前秒18  @return 当前秒19  */20 21 +(float)currentSecond;22 23 /*24  当前分钟25  @return 当前分钟26  */27 +(float)currentMinute;28 29 /*30  当前小时31  @return 当前小时32  */33 +(float)currentHours;34 35 36 /*37  当前年份38  @return 当前年份39  */40 +(CGFloat)currentYear;41 42 /*43  当前月份44  @return 当前年份45  */46 +(CGFloat)currentMonth;47 48 /*49  当前day50  @return 当前day51  */52 +(CGFloat)currentDay;53 54 @end

  1 //  Created by Lisa on 14-10-14.  2 //  Copyright (c) 2014年 Lisa. All rights reserved.  3 //  4   5 #import "LGlobalNormalTime.h"  6   7 static NSDateFormatter* _DMLogdateFormatter= nil;  8 static NSDateFormatter* _DMYearDateFormatter= nil;  9  10  11 @implementation LGlobalNormalTime 12  13 +(void)initialize 14 { 15     if (self == [LGlobalNormalTime class]) { 16         //日期格式 17         _DMLogdateFormatter = [[NSDateFormatter alloc]init]; 18         [_DMLogdateFormatter setLocale:[[NSLocale alloc]initWithLocaleIdentifier:@"en_US_POSIX"]]; 19         [_DMLogdateFormatter setDateFormat:@"HH:mm:ss"]; 20          21         _DMYearDateFormatter = [[NSDateFormatter alloc]init]; 22         [_DMYearDateFormatter setLocale:[[NSLocale alloc]initWithLocaleIdentifier:@"en_US_POSIX"]]; 23         [_DMYearDateFormatter setDateFormat:@"yyyy-MM-dd"]; 24     } 25 } 26  27  28 /* 29  当前时间的数组 30  @return 返回有3个元素的数组(0处小时、1处位分钟、2处为秒) 31  */ 32 +(NSArray *)currentTime 33 { 34     NSString *timeNow = [_DMLogdateFormatter stringFromDate:[NSDate date]]; 35     NSArray *timeArray = [timeNow componentsSeparatedByString:@":"]; 36     NSString *yearNow = [_DMYearDateFormatter stringFromDate:[NSDate date]]; 37     NSArray *yearArray = [yearNow componentsSeparatedByString:@"-"]; 38     NSMutableArray *allArray = [NSMutableArray arrayWithCapacity:1]; 39     [allArray addObjectsFromArray:timeArray]; 40     [allArray addObjectsFromArray:yearArray]; 41      42     return allArray; 43      44 } 45  46 /* 47  当前秒 48  @return 当前秒 49  */ 50  51 +(float)currentSecond 52 { 53     NSArray *timeArray = [self currentTime]; 54     float second  = [timeArray[2] intValue]; 55     return second; 56 } 57  58 /* 59  当前分钟 60  @return 当前分钟 61  */ 62 +(float)currentMinute 63 { 64     NSArray *timeArray = [self currentTime]; 65     float minute  = [timeArray[1] intValue]; 66     return minute; 67 } 68  69 /* 70  当前小时 71  @return 当前小时 72  */ 73 +(float)currentHours 74 { 75     NSArray *timeArray = [self currentTime]; 76     float hour  = [timeArray[0] intValue]; 77     return hour; 78 } 79  80  81  82 /* 83  当前年份 84  @return 当前年份 85  */ 86 +(CGFloat)currentYear 87 { 88     NSArray *timeArray = [self currentTime]; 89     float year  = [timeArray[3] intValue]; 90     return year; 91 } 92 /* 93  当前月份 94  @return 当前年份 95  */ 96 +(CGFloat)currentMonth 97 { 98     NSArray *timeArray = [self currentTime]; 99     float month  = [timeArray[4] intValue];100     return month;101 }102 /*103  当前day104  @return 当前day105  */106 +(CGFloat)currentDay107 {108     NSArray *timeArray = [self currentTime];109     float day  = [timeArray[5] intValue];110     return day;111 }112 113 114 115 @end

Sample Code:

Print the output result:

 

Convenience-obtain the system's hour, minute, second, year, month, and day