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Dart enum with values

What does <> mean in flutter?

1 April 2022 Enpatika.com Genel

This are generic type parameters . It allows specializations of classes. List is a list that can contain any value (if no type parameter is passed dynamic is used by default). List<int> is a list that only allows integer values and null`.

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How do you use operators in Dart?

1 April 2022 Enpatika.com Genel

Dart supports the following types of operators.

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How do I know if optional parameter exists in darts?

1 April 2022 Enpatika.com Genel

It turns out that Dart does indeed have a way to ask if an optional parameter was provided when the method was called. Just use the question mark parameter syntax .

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How do I know if optional parameter exists in darts?

1 April 2022 Enpatika.com Genel

It turns out that Dart does indeed have a way to ask if an optional parameter was provided when the method was called. Just use the question mark parameter syntax .

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How do you pass optional parameters in flutter?

1 April 2022 Enpatika.com Genel

To specify the optional argument with default values, we use {} curly braces . In optional positional argument and optional named argument, if we don’t specify the value in an argument then it is set to NULL.

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How do you pass optional parameters in flutter?

1 April 2022 Enpatika.com Genel

To specify the optional argument with default values, we use {} curly braces . In optional positional argument and optional named argument, if we don’t specify the value in an argument then it is set to NULL.

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What are the optional named parameters?

1 April 2022 Enpatika.com Genel

Unlike positional parameters, the parameters’ name must be specified while the value is being passed . Curly brace {} can be used to specify optional named parameters.

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