This function returns the key to a value a in map b.
If no key is found, an empty string with a set empty flag is returned.
The first key found is returned (there may be more than one).
Parameters
Parameter | Description |
|---|---|
a | Value |
b | (optional) Name of the map. Default: default |
c | (optional) true if value a only has to be contained in the map value and does not have to be identical. Default: false |
Examples
Assume a map myMap with the values {key1=value, key2=othervalue}.
Parameter a | Parameter b | Parameter c | Result |
|---|---|---|---|
value | myMap | key1 | |
other | myMap | true | key2 |