33 lines
665 B
Go
33 lines
665 B
Go
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package util
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import (
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"reflect"
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)
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// 删除一个 struct 中为 nil 或 "" 的元素
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func DeleteNilItems(obj interface{}) interface{} {
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sVal := reflect.ValueOf(obj)
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sType := reflect.TypeOf(obj)
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var returnMap map[string]interface{}
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returnMap = make(map[string]interface{})
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if sType.Kind() == reflect.Ptr {
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//用Elem()获得实际的value
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sVal = sVal.Elem()
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sType = sType.Elem()
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}
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num := sVal.NumField()
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for i := 0; i < num; i++ {
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f := sType.Field(i)
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val := sVal.Field(i).Interface()
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switch val.(type) {
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case string:
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if val.(string) != "" {
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returnMap[f.Name] = val
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}
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default:
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returnMap[f.Name] = val
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}
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}
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return returnMap
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}
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