SAS学习笔记5字符截取语句(index、compress、substr、scan函数)SAS学习笔记5字符截取语句(index、compress、substr、scan 函数)index:返回⼀个字符串中,某个特定字符或字符串的位置,找不到时返回0 compress:从⼀个字符串移除特定的字符 substr函数 字符替换与提取字符 substr(s, p, n)从变量s的第p个字符...
substr(s, p, n)从变量s的第p个字符开始替换n个字符 scan函数 scan(s, n)从字符表达式s中搜取给定的n个单词
scan函数: scan(s,n,"char")表示从字串string中以char为分隔符提取第n个字串。功能(function):从字符表达式s中搜取给定的n个单词 语法(syntax)1、scan(s,n) n为正数时,从字符s末尾提取n个字符 2、scan(s,n) n为负数时,从字符s开始提取n个字符 3、scan(s,n<,list-of-delimiters>)如果...
MPRINT(BUILDHUB): year=substr(dto,1,4);MPRINT(BUILDHUB): if year in ('2005' '2006') and tenurekeep=1;MPRINT(BUILDHUB): run;NOTE: Numeric values have been converted to character values at the places given by: (Line):(Column). 3000:8 NOTE: The SAS System stopped processing this ...
Re: Call Scan Function Error with Substring Posted 01-09-2019 02:10 PM (1009 views) | In reply to mglogan If your variable value has just 1 digit value as the last value, you don't need call scan want=upcase(substr(k,1,length(k)-2)); 0 Likes novinosrin Tourmaline | Level...
index:返回一个字符串中,某个特定字符或字符串的位置,找不到时返回0 compress:从一个字符串移除特定的字符 substr函数 字符替换与提取字符 substr(s, p, n)从变量s的第p个字符开始替换n个字符 scan函数 scan(s, n)从字符表达式s中搜取给定的n个单词...
Note that there are functions like FIRST() and CHAR() that SAS knows will only return one character. But if you want FIRST to be one character long then define it that way. And if you did define it that way then you don't really need SUBSTR() function anymore. data test; Author ...