115 lines
3.3 KiB
Mathematica
115 lines
3.3 KiB
Mathematica
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//
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// NSString+Time.m
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// SweetParty
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//
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// Created by bj_szd on 2022/7/4.
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//
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#import "NSString+Time.h"
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@implementation NSString (Time)
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+ (NSString *)compareCurrentTime:(NSString *)str
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{
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NSDate *timeDate;
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if ([str containsString:@" "]) {
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//把字符串转为NSdate
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NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
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[dateFormatter setDateFormat:@"yyyy-MM-dd HH:mm:ss"];
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timeDate = [dateFormatter dateFromString:str];
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}else {
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timeDate = [NSDate dateWithTimeIntervalSince1970:[str integerValue]];
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}
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//得到与当前时间差
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NSTimeInterval timeInterval = [timeDate timeIntervalSinceNow];
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timeInterval = -timeInterval;
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//标准时间和北京时间差8个小时
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// timeInterval = timeInterval - 86060;
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long temp = 0;
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NSString *result;
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if (timeInterval < 60) {
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result = [NSString stringWithFormat:@"刚刚"];
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}
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else if((temp = timeInterval/60) <60){
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result = [NSString stringWithFormat:@"%ld分钟前",temp];
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}
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else if((temp = temp/60) <24){
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result = [NSString stringWithFormat:@"%ld小时前",temp];
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}
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else if((temp = temp/24) <30){
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result = [NSString stringWithFormat:@"%ld天前",temp];
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}
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else if((temp = temp/30) <12){
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result = [NSString stringWithFormat:@"%ld月前",temp];
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}
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else{
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temp = temp/12;
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result = [NSString stringWithFormat:@"%ld年前",temp];
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}
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return result;
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}
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+ (NSString *)timestampToDateString:(NSString *)str {
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NSString *day;
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if ([str containsString:@" "]) {
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day = str;
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}else {
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if (str.length == 13) {
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str = [NSString stringWithFormat:@"%ld", [str integerValue]/1000];
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}
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NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
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[dateFormatter setDateFormat:@"yyyy-MM-dd HH:mm:ss"];
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NSDate *theday = [NSDate dateWithTimeIntervalSince1970:[str longLongValue]];
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day = [dateFormatter stringFromDate:theday];
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}
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return day;
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}
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+ (NSString *)timestampToDay:(NSString *)str {
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NSString *day;
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if ([str containsString:@" "]) {
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day = str;
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}else {
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if (str.length == 13) {
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str = [NSString stringWithFormat:@"%ld", [str integerValue]/1000];
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}
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NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
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[dateFormatter setDateFormat:@"yyyy-MM-dd"];
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NSDate *theday = [NSDate dateWithTimeIntervalSince1970:[str longLongValue]];
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day = [dateFormatter stringFromDate:theday];
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}
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return day;
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}
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+ (NSString *)timestampToMDHM:(NSString *)str {
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NSString *day;
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if ([str containsString:@" "]) {
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day = str;
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}else {
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if (str.length == 13) {
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str = [NSString stringWithFormat:@"%ld", [str integerValue]/1000];
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}
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NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
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[dateFormatter setDateFormat:@"MM-dd HH:mm"];
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NSDate *theday = [NSDate dateWithTimeIntervalSince1970:[str longLongValue]];
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day = [dateFormatter stringFromDate:theday];
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}
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return day;
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}
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//获取当前时间戳，毫秒
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+ (NSString *)getNowTimeTimestamp3 {
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NSDate *datenow = [NSDate date];//现在时间,你可以输出来看下是什么格式
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NSString *timeSp = [NSString stringWithFormat:@"%ld", (long)([datenow timeIntervalSince1970]*1000)];
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return timeSp;
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}
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@end
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