re: check for numeric expression Posted 03-20-2023 11:53 AM (1077 views) Hi...I am getting an error message and the reason is that there has been a change to some of the variables. I would like to include a c
SAS: If条件无法识别datastep中的宏变量 在数据步长SAS中多次调用宏变量 设置宏格式以使用单行if语句 在SAS宏中使用临时数组 在SAS中使用宏for formula proc sql 如何使用宏在SAS中读取多个excel文件? 使用SQL将值列表传递给SAS中的宏变量 SAS宏变量Numeric但在另一个宏中使用Char? 页面内容是否对你有帮助? 有帮...
AI代码解释 *Check数据集中某变量是否存在;%letdsid=%sysfunc(open(SASHELP.CLASS));%letvarhave=%sysfunc(varnum(&dsid,sex));%letrc=%sysfunc(close(&dsid));%put***&varhave***;*通过变量序号获取变量label;%letdsid=%sysfunc(open(SASHELP.CLASS));%letsss=%sysfunc(varlabel(&dsid,%sysfunc(varnum...
= "0" low-high = "1" ; value $char_f " " = "0" other = "1" ; run; data _null_; /*keep the variable which have missing value*/ data _null_; if 0 then set &data. nobs=obs; array num_vars[*] _NUMERIC_; array char_vars[*] _CHARACTER_; call symputx('num_qty', dim...
O P R S T U W Better Care With Big Data Analytics Bring AI Capabilities to Life with Natural Language Processing and Text Analytics C Climate Change and ESG – Moving Forward with Actionable and Pragmatic Plans Common Customer Challenges ...
关键词_character_表示所有的字会型变量,其它的_numeric_和_all_已经讲解过。Drop和keep选项可以剔除或保留选择的变量。 2.1.2 观测了变量的值的情况后,我们就可能会发现一些错误值,这时可以将这些异常值输出出来(输出到日志中,或输出到数据集中,或外部文件)...
Why SAS? Learn why SAS is the world's most trusted analytics platform, and why analysts, customers and industry experts love SAS. Learn more about SAS Company Overview Annual Report Leadership Vision & Mission Office Locations Careers Overview Culture Internships Search Jobs News & Events Newsroom...
(numeric_collation=on);by memname varnum;quit;/*找出需要转置处理的变量 */data _varstemp11;set_varstemp10;ifinput(&maxlen.,??best.)<length and type=2;run;%letdsid=%sysfunc(open(_varstemp11));%letnobs=%sysfunc(attrn(&dsid,nobs));%letrc=%sysfunc(close(&dsid));%if&nobs.eq0%then...
&outds. out=&outds. sortseq=linguistic(numeric_collation=on);by &keyord. sys_ord;quit; data&outds.; set &outds. end=last; by &key. sys_ord; if ^missing(&key.) then output &out.; if last&keyord. and not last then do; do _snum= to &blanknum; call missing...
Wouldn't it be useful if there were an easy to use SAS(R) function that would check if a character variable holds a valid numeric value, or a valid date?Jason A SmithArgo Analytics LtdCambridge