Dart Operators: Other

Function Invocation Operator:

( ): Invokes a function or a method

Indexing Operator:

[ ] : Accesses an element a a specific index in a list or a character at a specific index in a string.

Spread Operator:

. . . : Allows invoking extension methods conditionally, guarding against null values.

Bang Operator:

! : Used in null safety to assert that an expression isn't null, or to negate a Boolean expression.

Conditional Member Access Operator:

?. : Similar to the dot operator (.), but it guards against null values. It allows accessing properties or calling methods on an object if the object is not null; otherwise, it returns null.

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