This function checks if the key in parameter a exists in map b. If that is the case, true is returned, otherwise false.
Parameters
Parameter | Description |
|---|---|
a | Key value. |
b | (optional) Name of the map. Default: default. |
Examples
Assume the map myMap with the values {key1=value, key2=value2}.
Parameter a | Parameter b | Result |
|---|---|---|
key1 | myMap | true |
key | myMap | false |
key1 | myOtherMap | false |