Difference between revisions of "Keys"
From OpenEUO
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| − | == Calling | + | == Calling Pattern == |
Call | Call | ||
local r = sl.keys(arg) | local r = sl.keys(arg) | ||
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print(r[3]) | print(r[3]) | ||
| − | --> | + | --> 0 |
| − | + | alice | |
| − | + | table: 0x01532f08 | |
== Description == | == Description == | ||
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* [http://www.easyuo.com/openeuo/wiki/index.php/Simplelib simplelib] | * [http://www.easyuo.com/openeuo/wiki/index.php/Simplelib simplelib] | ||
| + | |||
| + | * [[exkeyvalstr]] | ||
* [[keystr]] | * [[keystr]] | ||
* [[keyvalstr]] | * [[keyvalstr]] | ||
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| + | * [[tabletolua]] | ||
Latest revision as of 18:42, 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.
