計(jì)算C#中的相對(duì)時(shí)間給出一個(gè)特定的DateTime值，如何顯示相對(duì)時(shí)間，例如：2小時(shí)前三天前一個(gè)月前
3 回答
紫衣仙女
TA貢獻(xiàn)1839條經(jīng)驗(yàn) 獲得超15個(gè)贊
const int SECOND = 1;const int MINUTE = 60 * SECOND;const int HOUR = 60 * MINUTE;const int DAY = 24 * HOUR;const int MONTH = 30 * DAY;
var ts = new TimeSpan(DateTime.UtcNow.Ticks - yourDate.Ticks);double delta = Math.Abs(ts.TotalSeconds);if (delta < 1 * MINUTE)
return ts.Seconds == 1 ? "one second ago" : ts.Seconds + " seconds ago";if (delta < 2 * MINUTE)
return "a minute ago";if (delta < 45 * MINUTE)
return ts.Minutes + " minutes ago";if (delta < 90 * MINUTE)
return "an hour ago";if (delta < 24 * HOUR)
return ts.Hours + " hours ago";if (delta < 48 * HOUR)
return "yesterday";if (delta < 30 * DAY)
return ts.Days + " days ago";if (delta < 12 * MONTH){
int months = Convert.ToInt32(Math.Floor((double)ts.Days / 30));
return months <= 1 ? "one month ago" : months + " months ago";}else{
int years = Convert.ToInt32(Math.Floor((double)ts.Days / 365));
return years <= 1 ? "one year ago" : years + " years ago";}
開(kāi)滿天機(jī)
TA貢獻(xiàn)1786條經(jīng)驗(yàn) 獲得超13個(gè)贊
我就是這樣做的
var?ts?=?new?TimeSpan(DateTime.UtcNow.Ticks?-?dt.Ticks);double?delta?=?Math.Abs(ts.TotalSeconds);if?(delta?<?60){
??return?ts.Seconds?==?1???"one?second?ago"?:?ts.Seconds?+?"?seconds?ago";}if?(delta?<?120){
??return?"a?minute?ago";}if?(delta?<?2700)?//?45?*?60{
??return?ts.Minutes?+?"?minutes?ago";}if?(delta?<?5400)?//?90?*?60{
??return?"an?hour?ago";}if?(delta?<?86400)?//?24?*?60?*?60{
??return?ts.Hours?+?"?hours?ago";}if?(delta?<?172800)?//?48?*?60?*?60{
??return?"yesterday";}if?(delta?<?2592000)?//?30?*?24?*?60?*?60{
??return?ts.Days?+?"?days?ago";}if?(delta?<?31104000)?//?12?*?30?*?24?*?60?*?60{
??int?months?=?Convert.ToInt32(Math.Floor((double)ts.Days?/?30));
??return?months?<=?1???"one?month?ago"?:?months?+?"?months?ago";}int?years?=?Convert.ToInt32(Math.Floor((double)ts.Days?/?365));
??return?years?<=?1???"one?year?ago"?:?years?+?"?years?ago";- 3 回答
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