ISBN13 check digit: Difference between revisions
Content added Content deleted
Langurmonkey (talk | contribs) (→{{header|langur}}: instead of just checking length of string, use regex for more thorough check) |
m (→{{header|REXX}}: added zkl header) |
||
| Line 249: | Line 249: | ||
ISBN-13 code 9781788399081 is valid. |
ISBN-13 code 9781788399081 is valid. |
||
ISBN-13 code 9781788399083 isn't valid. |
ISBN-13 code 9781788399083 isn't valid. |
||
</pre> |
|||
=={{header|zkl}}== |
|||
<lang zkl></lang> |
|||
<lang zkl></lang> |
|||
{{out}} |
|||
<pre> |
|||
</pre> |
</pre> |
||