shell 日期循环 #!.../bin/sh if [ $# == 2 ]; then datebeg=$1 dateend=$2 else echo "请输入开始时间和结束日期,格式为2017-04-04"...beg_s 至 $end_s" while [ "$beg_s" -le "$end_s" ];do day=`date -d @$beg_s +"%Y-%m-%d"`; echo "当前日期...:$day" beg_s=$(...
INDEX Function Searches a character expression for a string of characters, and returns the position of the string’s first character for the first occurrence of the string. INDEXC Function Searches a character expression for any of the specified characters, and returns the position of that characte...
There are several ways toget the last day of the month,but most easiest way is usingINTNXfunction with option ‘E’. You can also notice the below code is commented, This means you can assign Death date or last contact date if imputed is greater then death or last contact date. This m...
INDEX Function Searches a character expression for a string of characters, and returns the position of the string’s first character for the first occurrence of the string. INDEXC Function Searches a character expression for any of the specified characters, and returns the position of that charac...
MonthOfYear is character. D. DayOfMonth, Year, and MonthOfYear are date values. 答案:B 本题知识点:SAS中日期时间及函数 起点:1960年1月1日0时0分0秒。 若将日期时间标示为数值型常数,需使用相应格式。 格式值带单引号,后跟一个D(日期)、T(时间)、DT(日期时间)。
C. DayOfMonth and Year are numeric. MonthOfYear is character. D. DayOfMonth, Year, and MonthOfYear are date values. 答案:B 本题知识点:SAS中日期时间及函数 起点:1960年1月1日0时0分0秒。 若将日期时间标示为数值型常数,需使用相应格式。 格式值带单引号,后跟一个D(日期)、T(时间)、DT(日期...
2)); end; else if lengthn(strip(__dtpart)) = 0 then call missing(year, month, day...
SAS/BASE提供的函数有两种形式:一种是“FUNCTION”(后面用“函数”),可以进行计算并且会返回值;另一种是“CALL routine”(后面用“CALL例程”),用来改变变量的值或者执行其他的系统函数,但不返回值。SAS函数可以非常方便的用于DATA步中,WHERE子句和SQL查询语句中;CALL例程一般用于DATA步中。SAS提供了种类繁多的函数...
Compute the first or last day of a month or year Every year at Halloween, I post an article that shows a SAS trick that is a real treat. This article shows how to use the INTNX function to find dates that are related to a specified date. The INTNX function is a sweet treat, inde...
The end of the date, by using the interval, is mainly returned with the last day of the week, which includes the month and year. Then middle of the date interval is the middle day of the week and also includes the month and year if the date of the same day also within the interval...