keys()
Gets the keys of a specified value.
This function is valid in v2.8.0 to v2.12.3. This function has been downloaded 0 times.null
or undefined
but is false
-ish, all of the property names (enumerable or not) will be returned. If this is true
-ish only the non-enumerable property names will be returned. If this is not given or is null
or undefined
all of the enumerable property names will be returned.arrOrObj
.This function is directly required by the following functions: