PHP - Select 5 random characters in a string? -


how can randomly select 5 characters given string? can repeat.

say string this:

static $chars = "123456789bcdfghjkmnpqrstvwxyzbcdfghjklmnpqrstvwxyz";

i want 5 random characters out of variable. can me out!

function gen_code() {      $charset = "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz1234567890";      return substr(str_shuffle($charset), 0, 5); }

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