Save/Load Data using Json File(Json Serialization/Deserialization)


WeaponData.cs
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//Object of this class will hold the data
//And then this object will be converted to JSON
[System.Serializable]
public class WeaponData
{
    public string Id;
    public string Name;
    public string Information;
}

JsonReadWriteSystem.cs
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using System.IO;
using UnityEngine;
using UnityEngine.UI;
 
public class JsonReadWriteSystem : MonoBehaviour
{
    public InputField idInputField;
    public InputField nameInputField;
    public InputField infoInputField;
 
    public void SaveToJson()
    {
        WeaponData data = new WeaponData();
        data.Id = idInputField.text;
        data.Name = nameInputField.text;
        data.Information = infoInputField.text;
 
        string json = JsonUtility.ToJson(data, true);
        File.WriteAllText(Application.dataPath + "/WeaponDataFile.json", json);
    }
 
    public void LoadFromJson()
    {
        string json = File.ReadAllText(Application.dataPath + "/WeaponDataFile.json");
        WeaponData data = JsonUtility.FromJson<WeaponData>(json);
 
        idInputField.text = data.Id;
        nameInputField.text = data.Name;
        infoInputField.text = data.Information;
    }
}
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