I want extract the number after the last '/', how to do it?
below is the character, I want '9245',:
You can use those PRX functions to get the target striong as well the postion:
data test; want_scan = scan('Kwstala/416544/95ewS661204/9245',-1,'/'); ptn=prxparse('/(?<=\/)\d+$/'); pos=prxmatch(ptn,'Kwstala/416544/95ewS661204/9245'); want_prx=prxchange('s/(\S+)\/(\d+$)/\2/',-1,'Kwstala/416544/95ewS661204/9245'); run;
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