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20 lines
498 B
20 lines
498 B
3 years ago
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class TextUtils {
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///判断空字符串
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///
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///white 全空格是否算空字符串
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static bool isEmpty(String str, {bool whiteSpace = false}) {
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if (whiteSpace) {
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return str == null || str.trim().length == 0;
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}
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return str == null || str.length == 0;
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}
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static bool isNotEmpty(String str, {bool whiteSpace = false}) {
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return !isEmpty(str, whiteSpace: whiteSpace);
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}
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static bool verifyPhone(phone) {
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return new RegExp("^^1\\d{10}\$").hasMatch(phone);
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}
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}
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