/*PROC format; value death 1 = "Yes" 0= "No";run;*/ %let cat_var =sex_01 race_123 income_1234 cat1_123456789 dnr1_01 ca_012 resp_01 card_01 neuro_01 gastr_01 renal_01 meta_01 hema_01 seps_01 trauma_01 ortho_01 swang1_01; %let num_var = age das2d3pc surv2md1 aps1...
Proc import does not know the formats for your variables, but it is able to guess the format based on what the beginning of your dataset looks like. Most of the time, this guess is fine. But if the length of a variable differs from beginning to end of your file, you might end up ...
DATA Employee; INPUT empid name $ salary DEPT $ ; format name $upcase9. ; DATALINES; 1 Rick 623.3 IT 2 Dan 515.2 OPS 3 Mike 611.5 IT 4 Ryan 729.1 HR 5 Gary 843.25 FIN 6 Tusar 578.6 IT 7 Pranab 632.8 OPS 8 Rasmi 722.5 FIN ; RUN; PROC PRINT DATA = Employee; RUN; ...
36、 20 3250 48165 15 4080 7827import缺陷及注意事项:Proc import does not know the formats for your variables, but it is able to guess the format based on what th 37、e beginning of your dataset looks like. Most of the time, this guess is fine. But if the length of a variable diffe...
字符型数据: $informat w. 数值型数据: informat w.d 日期型数据: Datew. (1)字符型: $CHARw. :不删除前后空格,读入字符数据; $HEXw. :将16进制的数据转化成字符数据; $w. :删除前面空格,读入字符数据; (2)日期,时间或日期时间型数据 DATEw. :以ddmmmyy或ddmmmyyyy形式读入日期; ...
/* 假设数据集 visit 含有变量: studyid,siteid,subjid, visitn,crfname, vtdate*/data visit_1;setvisit;output;/*关键点*/format vtdate_1 is8601da.;vtdate_1=vtdate;retain vtdate_1;run; 关键点: 在vdtate_1 在被重新赋值之前,就用output语句 将上次retain到的 vtdate_1 的值 输出到数据集。
2.format the result of a numeric expression i.e call symputx('char',put(begin_date,mmddyy10.)); (iii). 在sql里创建variable: proc sql; select... into:... ie. proc sql; select distinct location into:sites separated by ' ' from sasadv.schedule; ...
Informat to read date values in any format - useful to read dates in mixed format as well as parital dates CAT() Contenate multiple character variables back to back - v9func = CAT(a, b); CATT() CAT() plus TRIM() each variable - v9func = CATT(a, b); CATS() CAT() plus ...
Often with clinical trials data, some of the components comprising a datetime value are missing. These need to remain as missing so they're displayed properly when output with anIS8601format. 二. How to do Partial Date Imputation in ADAE / ADCM date variables ...
Let's create a sample dataset for demonstration. In the dataset, we have a variable (column) named 'text' which contains names not in a proper format. Suppose you are asked to pull lastname from the variable. Comma (,) is a separator or delimiter in the example below. Hence we will ...