Difference between revisions of "Keystr"

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''keystr implemented, but undocumented''
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== Calling Convention ==
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Call
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local r = sl.keystr(arg)
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Args
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arg is a table
 +
Results
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r is a string
 +
 
 +
== Usage Example ==
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local s = {[11]=16}
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local t = { [0]='finale', alice='joker', [s]='88'}
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local r = sl.keys(t)
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print(r)
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--> 'table keys = {'
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--> '0,'
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--> 'alice,'
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--> 'table: 0x01527a80,'
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--> '}'
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== Description ==
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The helper function keystr returns human readable string representation of the keys found in its sole argument. The keys are converted to strings before concatenation into the resultant string.  If the sole argument is not a table, then the string 'not a table' is returned.
  
 
== See Also ==
 
== See Also ==
  
 
* [http://www.easyuo.com/openeuo/wiki/index.php/Simplelib simplelib]
 
* [http://www.easyuo.com/openeuo/wiki/index.php/Simplelib simplelib]
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* [[keys]]
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* [[keyvalstr]]

Revision as of 15:42, 2 November 2010

Calling Convention

Call

local r = sl.keystr(arg)

Args

arg is a table

Results

r is a string

Usage Example

local s = {[11]=16}
local t = { [0]='finale', alice='joker', [s]='88'}
local r = sl.keys(t)
print(r)
--> 'table keys = {'
--> '0,'
--> 'alice,'
--> 'table: 0x01527a80,'
--> '}'

Description

The helper function keystr returns human readable string representation of the keys found in its sole argument. The keys are converted to strings before concatenation into the resultant string. If the sole argument is not a table, then the string 'not a table' is returned.

See Also