getOrNull method

V? getOrNull(
  1. K key
)

Returns the value for the key or null if not found.

Example:

{'a': 1, 'b': 2}.getOrNull('c'); // null
{'a': 1, 'b': 2}.getOrNull('a'); // 1

Implementation

V? getOrNull(K key) => containsKey(key) ? this[key] : null;