Published: 2017-05-23 11:47:23 +0000
Categories:
LUA,
Language
LUA
Description
Simple function to check whether a specific key exists within a table in LUA
Similar to
- Python: if "foo" in dict:
- PHP: array_key_exists("foo",$array);
Snippet
function tableHasKey(table,key)
return table[key] ~= nil
end
Usage Example
local t={ ["foo"] = "bar" }
print(tableHasKey(t,"foo"))
print(tableHasKey(t,"notthere"))
Video Example
License
BSD-3-Clause
Keywords
Table, array, dict, has key, has element, contains,