Perl Programming/Keywords/join

< Perl Programming < Keywords

The `join` keyword

join joins the elements of LIST with the separators from EXPRESSION. The new string is returned.

Syntax

  join EXPRESSION, LIST

Examples

The print

  $login = "anton";
  $passwd = "j4\/D\\S";
  $uid = 1721169842;
  $gid = 8421691721;
  $gcos = "nothing";
  $home = "\\";
  $shell = "ksh";

  $rec = join(':', $login, $passwd, $uid, $gid, $gcos, $home, $shell);

  print $rec

returns the colon-separated string elements of the list:

anton:j4/D\S:1721169842:8421691721:nothing:\:ksh

See also

split

This article is issued from Wikibooks. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.