firset commit

This commit is contained in:
GYJ
2024-11-22 16:48:12 +08:00
commit 8d57c7f406
105 changed files with 3615 additions and 0 deletions

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@@ -0,0 +1,8 @@
bool isEmptyString(String? str) {
if (str == null || str.isEmpty) {
return true;
}
return false;
}