49 lines
920 B
Go
49 lines
920 B
Go
package utils
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import (
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"encoding/json"
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"strings"
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)
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// GetJSONKeys 获取JSON对象的所有键（保持顺序）
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func GetJSONKeys(jsonStr string) (keys []string, err error) {
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dec := json.NewDecoder(strings.NewReader(jsonStr))
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t, err := dec.Token()
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if err != nil {
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return nil, err
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}
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// 确保数据是一个对象
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if t != json.Delim('{') {
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return nil, err
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}
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for dec.More() {
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t, err = dec.Token()
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if err != nil {
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return nil, err
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}
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keys = append(keys, t.(string))
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// 解析值
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var value interface{}
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err = dec.Decode(&value)
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if err != nil {
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return nil, err
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}
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}
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return keys, nil
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}
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// ToJSON 将对象转换为JSON字符串
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func ToJSON(v interface{}) string {
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b, err := json.Marshal(v)
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if err != nil {
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return ""
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}
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return string(b)
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}
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// FromJSON 将JSON字符串解析为对象
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func FromJSON(jsonStr string, v interface{}) error {
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return json.Unmarshal([]byte(jsonStr), v)
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}
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