Difference between revisions of "Keys"

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* [http://www.easyuo.com/openeuo/wiki/index.php/Simplelib simplelib]
 
* [http://www.easyuo.com/openeuo/wiki/index.php/Simplelib simplelib]
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* [[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.

See Also