21 lines
817 B
C#
21 lines
817 B
C#
namespace FAuth.Extensions
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{
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public static class StringExtend
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{
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/// <summary>
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/// 扩展判断字符串是否为null或空方法
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/// </summary>
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/// <param name="str">字符串</param>
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/// <returns>如果为Null或Empty或空返回True，否则返回false</returns>
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public static bool IsNullOrEmpty(this string str) {
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return str == null ? true : str == string.Empty ? true : str == "" ? true : false;
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}
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/// <summary>
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/// 判断字符串是否非空
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/// </summary>
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/// <param name="str">字符串</param>
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/// <returns>如果为Null或Empty或空返回False，否则返回True</returns>
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public static bool IsNotNullOrEmpty(this string str) => !str.IsNullOrEmpty();
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}
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}
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