An operator is a special symbol that is used to carry out some specific operation on its operand . In Dart, we have a rich set of built-in operators to carry out the different types of operations. There are operators for assignment, arithmetic operations, logical operations, and comparison operations, etc.
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This arrow syntax is a way to define a function that executes the expression to its right and returns its value .
Read moreWhy do some flutters have three dots?
spread operator (…) is used to provide a way to assign values to Collections , more commonly it found inside the column to render its child.
Read moreHow do you do the 3 dots flutter?
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Read moreWhat is dot dot in Dart?
.. is known as cascade notation . It allows you to not repeat the same target if you want to call several methods on the same object.
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