key in map()
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 |