topic Re: String query in Arrays in SAS Programming

String query in Arrays

deega — Wed, 22 Mar 2017 03:24:50 GMT

I have a dataset like below

No Process
1 AB C
2 AB D
3 XYZ
4 YYY
5 AB C
6 XYZ
7 DE F
8 AB D
9 AB D
10 YYY

I want to find the values that does not contain AB* as follows using arrays.

No Process
3 XYZ
4 YYY
6 XYZ
7 DE F
10 YYY

Please advise.

Re: String query in Arrays

Reeza — Wed, 22 Mar 2017 03:31:47 GMT

Where do arrays come into the process?

It should be a single filter, either a WHERE or IF statement.

if indexw( process, 'AB') > 0 then keep;

WHERE process like '%AB%';

Re: String query in Arrays

Ksharp — Wed, 22 Mar 2017 03:44:59 GMT


data have;
input No Process $;
cards;
1 AB C
2 AB D
3 XYZ
4 YYY
5 AB C
6 XYZ
7 DE F
8 AB D
9 AB D
10 YYY
;
run;

data want;
 set have;
 if upcase(process) =: 'AB' then delete;
run;

Re: String query in Arrays

Jagadishkatam — Wed, 22 Mar 2017 06:25:18 GMT

alternatively with perl regular expression

if prxmatch('m/(AB)/',process) then delete;