18 lines
545 B
Dart
18 lines
545 B
Dart
/// 文本处理工具类
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class TextUtil {
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static bool isEmpty(String? text) {
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return (null == text || text.isEmpty);
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}
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static bool isNotEmpty(String? text) {
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return (null != text && text.isNotEmpty);
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}
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}
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/// 解析后端下发的字符串数组:非数组(null/空串/对象/数字)一律给空数组,
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/// 数组内的 null 丢掉,非字符串元素转字符串
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List<String> parseStringList(dynamic value) {
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if (value is! List) return [];
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return value.where((e) => e != null).map((e) => e.toString()).toList();
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}
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