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 IWareCommon.Help
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{
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public static class NumberHelp
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{
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public static string GenerateRandomCode()
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{
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var result = new StringBuilder();
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for (var i = 0; i < 4; i++)
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{
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var r = new Random(Guid.NewGuid().GetHashCode());
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result.Append(r.Next(1, 9));
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}
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return result.ToString();
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}
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}
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}
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