isnewcclosure

Returns whether the provided function is a newcclosure-created C closure. The first argument must be a function; passing a non-function raises a type error. Documented usage is a single function argument; extra arguments are not part of the supported signature.

Syntax

isnewcclosure(func: function): boolean

Arguments

Name	Type	Required	Description
`func`	`function`	Yes	Function to check. Use a single function argument.

Returns

Name	Type	Description
`isNewCClosure`	`boolean`	true when the function is a newcclosure-created C closure; otherwise false.

Example

Check whether a function is a wrapped C closure.

local function target()
end

local wrapped = newcclosure(target)

print(isnewcclosure(target))
print(isnewcclosure(wrapped))

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Arguments

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Example