20 lines
410 B
C#
20 lines
410 B
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace ET
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{
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public static class StringUtil
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{
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public static bool IsNullOrEmpty(this string obj)
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{
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if (obj == null || string.IsNullOrEmpty(obj) || string.IsNullOrWhiteSpace(obj))
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return true;
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return false;
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}
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}
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}
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