is_file Tells whether the filename is a regular file &reftitle.description; boolis_file stringfilename Tells whether the given file is a regular file. &reftitle.parameters; filename Path to the file. &reftitle.returnvalues; Returns &true; if the filename exists and is a regular file, &false; otherwise. &fs.file.32bit; &reftitle.examples; <function>is_file</function> example ]]> &example.outputs; &reftitle.errors; &fs.emits.warning.on.failure; &reftitle.notes; ¬e.clearstatcache; &tip.fopen-wrapper.stat; &reftitle.seealso; is_dir is_link