count trailing spaces

BrahmanandaRao — Mon, 23 Aug 2021 08:44:15 GMT

data work.ds;
	length string $20;
 
	string = '12345';
	count_spaces = countc(string,,'st') /*space count*/;
	output;
 
	string = 'A B';
	count_spaces = countc(string,,'st') /*count space between two char*/;
	output;
 
	string = '1 2 3';
	count_spaces = countc(string,,'st') ;/*count spaces between characters*/;
	output;
 
	string = ' a';
	count_spaces = countc(string,,'st')   /*count leading spaces*/;
	output;
	string='a   ';
	count_spaces=countc(string,right,'') /* count trailing spaces */;
run;

How to count trailing spaces

Re: count trailing spaces

ChrisNZ — Mon, 23 Aug 2021 09:58:54 GMT

Unsure what you're trying to achieve, but this works:

COUNT_TRAILING_SPACES=vlength(STRING)-lengthn(STRING);

topic count trailing spaces in SAS Programming

count trailing spaces

Re: count trailing spaces