dart double question mark

Grotesque Giraffe answered on January 17, 2020 Popularity 9/10 Helpfulness 9/10

answer dart double question mark

dart double question mark

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// This means a equals b, but if b is null then a equals 'hello'.

String a = b ?? 'hello';


// This means if b is null then set it equal to hello. Otherwise, don't change it.
b ??= 'hello';

Popularity 9/10 Helpfulness 9/10 Language dart

Source: Grepper

Tags: dart double

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Contributed on Jan 17 2020

Grotesque Giraffe

0 Answers Avg Quality 2/10

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dart double question mark

Comment

// This means a equals b, but if b is null then a equals 'hello'.

String a = b ?? 'hello';

Popularity 9/10 Helpfulness 3/10 Language dart

Source: stackoverflow.com

Tags: dart

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Contributed on Jan 17 2020

Grotesque Giraffe

0 Answers Avg Quality 2/10

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dart double question mark

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