Uses die when testing for a successful file open operation. : Open file « File « Perl






  1. Perl
  2. File
  3. Open file

Uses die when testing for a successful file open operation.

    
#!/usr/local/bin/perl 

unless (open(MYFILE, "file1")) { 
   die ("cannot open input file file1\n"); 
} 

# if the program gets this far, the file was opened successfully 
$line = <MYFILE>; 
while ($line ne "") { 
   print ($line); 
   $line = <MYFILE>; 
}








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