The LENGTH function returns an integer that represents the position of the rightmost non-blank character in string. If the value of string is blank, LENGTH returns a value of 1. If string is a numeric constant, variable, or expression_r(either initialized...
ANYFIRST Function Searches a character string for a character that is valid as the first character in a SAS variable name under VALIDVARNAME=V7, and returns the first position at which that character is found. ANYGRAPH Function Searches a character string for a graphical character, and returns ...
Chapter1:CharacterFunctions3 Introduction AmajorstrengthofSASisitsabilitytoworkwithcharacterdata.TheSAScharacter functionsareessentialtothis.Thecollectionoffunctionsandcallroutinesinthischapter allowyoutodoextensivemanipulationonallsortsofcharacterdata. SASuserswhoarenewtoVersion9willnoticethetremendousincreaseinthenumberof...
I need to remove the provider ID with 13 characters except for the provider type ‘PCP’ ID Type 123456789_123 PCP 123456345_124 BCP 123456541_123 RCP 124534789_12 YUP Wanted Data: ID Type 123456789_123 PCP 124534789_12 YUP The ‘-‘ should be counted as a character. Thanks in advance....
1. %str 和 %nrstr %str(character-string) %nrstr(character-string) 这两个函数属于 Macro quoting function, 作用是:在宏编译时,当存在特殊字符影响到宏编译的结果时,将其放入这两个函数中就可以掩盖这些字符。可以掩盖的
SAS常用函数参考 SAS常⽤函数参考SAS常⽤函数参考 这⼀节分类列出常⽤的函数，需要时可以参看帮助。基本 ⼀、数据管理 vector：向量 numeric：数值型向量 logical：逻辑型向量 character；字符型向量 list：列表 data.frame：数据框 c：连接为向量或列表 length：求长度 subset：求⼦集 s...
removes multiple blanks between words in a character string COMPRESS(source<,characters-to-remove>) removes specific characters from a character string DEQUOTE(argument) removes quotation marks from a character value INDEX(source,excerpt) searches the source for the character string specified by the ex...
This option accomplishes the same function as Logoff exit... in Setup; LOGOFF=NO overrides Logoff exit... PRIMARY= specifies an alternate primary menu application that appears when you access SAS/ASSIST software with the ASSIST command or when you select the Main menu button from within SAS/AS...
20. How to convert a character variable to a numeric variable? You must create a differently-named variable using theINPUTfunction. The example below shows the use of the INPUT function. numvar=input(charvar,4.0); 21. What's the difference between VAR A1 - A3 and VAR A1 -- A3? Single...
★ 今天讲讲 SAS 对字符串的操作,主要是两类 function:handle blanks 和 concatenate character strings。 ” 第一类 处理字符串中的空白,主要有这些 function:TRIM,TRIMN,STRIP,LEFT,COMPRESS,COMPBL。 通过例子一一来看: trim vs. trimn data sample; ...