forked from free-lancers/electricity_bill_calc_service
enhance(tools):增加一个用于将空字符串转换为空白指针的功能函数。
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@@ -119,3 +119,11 @@ func NewDecimalFromString(val *string, defaultValue decimal.Decimal) decimal.Dec
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}
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}
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return nd
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return nd
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}
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}
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// 将空白字符串转换为空指针,同时字符串本身也将转换为指针类型。
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func EmptyToNil(val string) *string {
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if len(val) == 0 {
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return nil
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}
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return &val
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}
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