当然是不是的,宏变量的计算是有俩个关键词%eval(只能进行整数的运算),%sysevalf(可进行整数运算与小数运算).... 代码语言:javascript 复制 data _null_;callsymput('mvar1','1.213');callsymput('mvar2','2.1');callsymput('mvar3','99999');callsymput('mvar4','
output _codds1; else if last._outgp then output _codds2; %end; %if &_out_loop. eq 0 % %do; if last._outgp then output _codds2; %end;run ods graphics / width=&sum_width. cm height=&sum_height border=off%if &_out_loop ne 0 %then %d...
%macro check_empty_var(libname=WORK, memname=); ***Dataset exists; %if %sysfunc(exist(&libname..&memname.)) = 1 %then %do; ***Get the number of vairiables; data _null_; set sashelp.vtable; where libname = upcase("&libname.") and memname = upcase("&memname."); call sympu...
and returns the position in source of the string's first character. If the string is not found in source, INDEX returns a value of 0. If there are multiple occurrences of the string, INDEX returns only the position of the first occurrence. ...
if语句中的数组下标错误 使用整个数组而不是使用数组中的特定元素时,VBA下标超出范围错误 获取特定于数组中一个变量的下标超出范围错误 如何在C++中修复向量的“下标超出范围”错误? 数组Redim保留将列转置为多行错误下标超出范围错误 字符数组中的索引超出范围错误 ...
if &var. = . then &var. = - 99; run ; proc sort ;by &var. ;run ; data _null_ ; file print notitle ; merge outt st ; if &var. = - 99 then do ; if n = 40 and 1 = 40 and T > = 5 then do ; put @3"&index. " @70 'chisq = 'value1 @83 'P='Prob1 ; ...
set a; *where x ; *后面不添加条件是筛选x不为0和不为缺失值的数值型数据,只适用于数值型; where x is not missing; *筛选x不为缺失值的数据包括0,适用于数值型和字符型; run; proc print data=b noobs; where和if的最重要的几点区别 1:where不可执行、if可执行 2:where有自己特定的表达式,if是是...
rc = obj.find();rc = obj.find(key: key_val1, …, key: key_valN);Determines whether the given key has been stored in the hash object. If it has, the data variables are updated and the return code is set to zero. If the key is not found, the return code is non-zero.查找给定...
Red Hat Enterprise Linux 8 (64-bit) 16 Mar 2022 建议 下载 查看校验和 change history lnvgy_fw_storehba_mpt3.5.430-18.02.00.00-0_linux_x86-64.chg 254.25 KB mpt3.5.430-18.02.00.00-0 Red Hat Enterprise Linux 7 (64-bit) SUSE Enterprise Linux Server 15 (64-bit) ...
%macro test(val); %let a= %str(&val); data _null_; set sashelp.vmacro; if name = 'A' then put value $hex10.; run; %mend test; %test(a+b); === 01412B4202 和上面的例子比较,可以看到,+并没有被替换成字符x15。这是因为%STR的作用发生在编译期间,macro test里面的%let语句在编译...