Answer: In computer programming, ?: is a ternary operator that is part of the syntax for basic conditional expressions in several programming languages.
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The ternary expression is used to conditionally assign a value . It’s called ternary because it has three portions: the condition, the value if the condition is true, and the value if the condition is false.
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The Basic. The conditional (ternary) operator is the only Dart 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.8 Mar 2022
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