init

2023-12-22 07:32:13 +08:00
parent 1414bd4bb4
commit a8f9b5265e
21 changed files with 175 additions and 26 deletions
--- a/lib/utils/tool.dart
+++ b/lib/utils/tool.dart
@@ -0,0 +1,9 @@
+class ToolFn {
+  // 字符串是否为空
+  static bool isBlank(String? str) {
+    if (str == null || str.isEmpty) {
+      return true;
+    }
+    return false;
+  }
+}