data;
infile 'C:\Users\DELL\Desktop\a.txt';
input x 5.;
run;
proc print;run;
结果:
默认是flower,所以会读取下一条记录(跳过1、333)。
如改成missover
data;
infile 'C:\Users\DELL\Desktop\a.txt' missover;
input x 5.;
run;
proc print;run;
truncover
data;
infile 'C:\Users\DELL\Desktop\a.txt' truncover;
input x 5.;
run;
proc print;run;