has method
Returns if the given tag is present.
Accordingly to Axon's dict interface returns null if key exists and has null value. Use containsKey to check key existence.
Implementation
bool has(String name) => get(name, checked: false) != null;
Returns if the given tag is present.
Accordingly to Axon's dict interface returns null if key exists and has null value. Use containsKey to check key existence.
bool has(String name) => get(name, checked: false) != null;