Template:LSL Function/negative index: Difference between revisions

Revision as of 10:59, 12 April 2010

Format: {{LSL Function/negative index|boolean|p1|p2|p3}}
Exclude p1, p2, or p3 if not used.

#var

value

header_footnote

{{{2}}} supports negative indexes.

spec

Index	Positive	Negative
First	0	-length
Last	length - 1	-1

Positive indexes count from the beginning, the first item being indexed as 0, the last as (length - 1).

Negative indexes count from the far end, the first item being indexed as -length, the last as -1.

caveats

If {{{2}}} is out of bounds the script continues to execute without an error message.

notes

constants_nb

also_articles

•	Test
•	Negative Index

footer

@@ Line 37: / Line 37: @@
 === Indexes ===
 <div style="display:table;"><div style="display:block;">
-*Positive indexes count from the beginning, the first item being indexed as '''0''', the last as '''(length - 1)'''.
+*Positive indexes count from the beginning, the first item being indexed as '''0''', the last as '''({{{length|length}}} - 1)'''.
 </div></div>
 <div style="display:table;"><div style="display:block;">
-*Negative indexes count from the far end, the first item being indexed as '''-length''', the last as '''-1'''.
+*Negative indexes count from the far end, the first item being indexed as '''-{{{length|length}}}''', the last as '''-1'''.
 </div></div>
 }}