Dev study and Repost

[dart] #4 - #1.3 Nullable Variables (06:09) 2 본문

IT INFO

[dart] #4 - #1.3 Nullable Variables (06:09) 2

devlunch4 2023. 4. 28. 23:46
반응형
void main() {
    String? lunch = 'lunch';
    print(lunch?.isNotEmpty);

    lunch = null;
    print(lunch?.isNotEmpty);
}
반응형
저작자표시 비영리 동일조건 (새창열림)

'IT INFO' 카테고리의 다른 글

[dart] #6 #1.5 Late Variables (03:16)  (0) 2023.04.28
[dart] #5 #1.4 Final Variables (02:08)  (0) 2023.04.28
[dart] #3 - #1.3 Nullable Variables (06:09)  (0) 2023.04.28
[dart] #2 - #1.1 The Var Keyword (03:07) AND #1.2 Dynamic Type (03:35)  (0) 2023.04.28
[dart] #1 - #1.0 Hello World (03:36)  (0) 2023.04.28
'IT INFO' Related Articles more
Comments