我想删除以HPL_开头的文本文件中的所有行我已经实现了这个并且可以打印到屏幕,但是当我尝试写入文件时,我只是将新修改的文本的最后一行打印在新文件中.请帮忙!
open(FILE,"<myfile.txt");
@LINES = <FILE>;
close(FILE);
open(FILE,">myfile.txt");
foreach $LINE (@LINES) {
@array = split(/\:/,$LINE);
my $file = "changed";
open OUTFILE, ">$file" or die "unable to open $file $!";
print OUTFILE $LINE unless ($array[0] eq "HPL_");
}
close(FILE);
close (OUTFILE);
exit;
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