What is class constructor in Dart?

A constructor is a special function of the class that is responsible for initializing the variables of the class . Dart defines a constructor with the same name as that of the class. A constructor is a function and hence can be parameterized. However, unlike a function, constructors cannot have a return type.

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What is function type in Dart?

There are four main types of user define functions (based on arguments and return type). Function with no arguments and no return type. Function with arguments and no return type. Function with no arguments and return type. Function with arguments and with return type.17 Şub 2019

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Which are the ternary operators?

The conditional (ternary) operator is the only JavaScript operator that takes three operands: a condition followed by a question mark ( ? ), then an expression to execute if the condition is truthy followed by a colon ( : ), and finally the expression to execute if the condition is falsy.

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