Compress 【功能】保留或者删除字符串 【语法】COMPRESS(,<chars>,<modifiers >)其中, source指定一个要被移除字符的源字符串 chars指定一栏初始字符,并且默认它是要从source里移除 modifiers则是用来指定一个修饰符,这个修饰符决定了函数的具体功能。比如: a 增加(A...
specifies a character constant, variable, or expression in which each non-blank character modifies the action of the KCOMPRESS function. Full-width alphabetic and numeric characters are supported. Blanks are ignored. The following characters can be used as modifiers:g or G adds graphic characters ...
specifies a character constant, variable, or expression in which each non-blank character modifies the action of the COMPRESS function. Blanks are ignored. The following characters can be used as modifiers: a or A alphabetic characters to the list of character...
COMPRESS(string<,chars ><,modifiers>) String指定一个要移除字符的源字符串, Chars指定一栏初始字符,默认它是从string里移除的 Modifiers指定一个修饰语,函数的具体功能。如: /COMPRESS函数应用举例/ data test4; 登录后复制string1=" Sunlights";new1=compress(string1);new2=compress(string1,'S');new3=com...
compress格式:COMPRESS( <, chars> <, modifiers> )功能:返回一个字符串,将指定的字符(modifiers)去除。 index格式:INDEX(arg,'string')功能:在字符串arg中查找指定字串‘string’,返回第一次出现的位置。 left格式:LEFT(argument)功能:左对齐 length格式...
4.Compress 【功能】保留或者删除字符串 【语法】COMPRESS(,<chars>,<modifiers >) source 指定一个要被移除字符的源字符串。 chars 指定一栏初始字符,默认它是要从source里移除的。 modifiers 指定一个修饰符,函数的具体功能。如: a 增加(A - Z, a - z)到初始字符里(chars)。 d 增加数字...
compress(,<char>,<modifiers>):删除指定字符(若不指定字符,则删除source中所有空格) reference:SAS 字符串常用函数 - Anni爱摩天轮 - 博客园 2. PROC SQL is the SAS implementation of Structured Query Language(SQL). proc sql;select(distinct)variable(as);fromtables/views;wherecondition;groupbycolumns;havi...
Compress(<,chars><,modifiers>); 功能:消除或保留指定的字符 I or i:ignoresthe case of the characters to be kept or removed k or K:keepsthe characters in the list instead of removing them*消除指定的空格或字符串; data compress1; x1="123...
modifiers:修饰符,i/t,i表示忽略大小写,t表示减除首尾空格。可选。 148 data xaa; 149 ucs = count('function','n'); 150 lcs = count('EXAMPLE','e','i'); 151 pcs = count(' compress ','s','t'); 152 put _all_; 153 run; ucs=2 lcs=2 pcs=2 _ERROR_=0 _N_=1 8、参考文献...
/*the 'kn' modifiers in the compress function causes it to remove all characters other than digits, letters and underscores*/ %mend breakup; %breakup(dsn=work.student, classvar=gender); /*创建数据集*/ data student; input name $ age gender $; ...