Difference between revisions of "Keys"
From OpenEUO
m (→See Also) |
m (→See Also) |
||
Line 27: | Line 27: | ||
* [http://www.easyuo.com/openeuo/wiki/index.php/Simplelib simplelib] | * [http://www.easyuo.com/openeuo/wiki/index.php/Simplelib simplelib] | ||
+ | |||
+ | * [[exkeyvalstr]] | ||
* [[keystr]] | * [[keystr]] |
Latest revision as of 17:42, 8 January 2011
Calling Pattern
Call
local r = sl.keys(arg)
Args
arg is a table
Results
r is a table of strings
Usage Example
local s = {[11]=16} local t = { [0]='finale', alice='joker', [s]='88'} local r = sl.keys(t) print(r[1]) print(r[2]) print(r[3])
--> 0 alice table: 0x01532f08
Description
The helper function keys returns a table of the keys found in its sole argument. The keys are converted to strings before insertion into the resultant table. If the sole argument is not a table, then an empty table is returned.