when assign macro variable 06-11-201311:32 AM ( views) | In reply to new You can use the options MPRINTMLOGIC and SYMBOLGEN to debug your macros. In program3 the mainand sub macros generate the following SAS
wheremacro-variableisthe name of a macro variable,either new or old, and isenclosed in quotes. Valueisthe name of a variablefrom a DATA stepwhose current value you want to assign to that macro variable. CALL SYMPUT 常被用于 IF-THEN statements中,如: IFPlace=1THENCALLSYMPUT("WinningTime",...
You can use theSYMPUT routineto create a macro variable and to assign to that variable any value that is available in the DATA step. When you use the SYMPUT routine to create a macro variable in a DATA step, the macro variable isnot actually created and assigned a valueuntilthe DATA step...
养成代码加注释的习惯,尤其是在代码算法方面。 8.Assign descriptive and meaningful variable names.Besides improving the readability of program code,it serves an important element in the form of documentation. 养成良好的变量命名习惯。选用一目了然的名字,而不是...
%* Why? because a macro is not allowed to create a macro variable %* in a local scope above its own. %* (It may however, access any macro variables in scope above itself) %* If this macro implicitly 'creates' a macro variable, it will ...
Assign Labels Labelvarible='label' first.variable and last.variable Retain 定初始值 Length variable $ num; 最大长度为num if... then... 语法格式 Transpose 倒置,就是row和column互换 proc transposeinput output prefix(default=COLn); byvariable; ...
Variable namescan be hard-coded in the template, such as “Height”, “Weight”, or “Age”, as in the SASHELP.CLASS data set. TheSGRENDERprocedure will validate thatvariable namesthat are used in the template are present in the specified data set with compatible types (numeric or character...
Changing a variable name is an inevitable fact of programming. There are several ways to accomplish this depending on the types of SAS statements involved. Consider the following SAS code.data one;input x z;y=x+1;cards;1 2 ;The variables acquire their names through the INPUT statement (...
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 Cortex Challenge ...
Learn how to use SAS Viya, SAS Viya Workbench and SAS Customer Intelligence 360 with guided paths, documentation and more tailored to your role.