You are viewing the version of this documentation from Perl 5.12.1. View the latest version
IO::Handle->output_field_separator EXPR
$OUTPUT_FIELD_SEPARATOR
$OFS
$,

The output field separator for the print operator. If defined, this value is printed between each of print's arguments. Default is undef. (Mnemonic: what is printed when there is a "," in your print statement.)