using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEditor;
using System;

[ExecuteInEditMode]
[CustomEditor(typeof(testxx))]
public class testxxEditor : Editor {

    [SerializeField]
    public float slider_value = http://www.mamicode.com/0.3f;

    public bool chk = false;
    SerializedProperty check;

    // Use this for initialization
    void Start () {
        
    }
    void OnEnable()
    {
        check = serializedObject.FindProperty("x");
        Debug.Log("============" + check.floatValue);
    }
    // Update is called once per frame
    void Update () {

    }

    public override void OnInspectorGUI()
    {
        if (GUILayout.Button("hello"))
        {
            //testxx otx = (testxx)target;
//             otx.x = 5.93f;
//             otx.check = false;
            Debug.Log("hello------------");
        }
        slider_value = EditorGUILayout.Slider(slider_value, 0, 1.0f);
        chk = GUILayout.Toggle(chk, new GUIContent("chk"));
        EditorGUILayout.PropertyField(check);
        serializedObject.ApplyModifiedProperties();
    }
}

using System.Collections;
using System.Collections.Generic;
using UnityEditor;
using UnityEngine;

//[ExecuteInEditMode]
public class testxx : MonoBehaviour {

    [Range(1,10)]
    public float x = 0;

    public string text = "hello";

    public bool check = false;

    public bool[] chks = new bool[10];
    // Use this for initialization
    void Start () {
        
    }
    
    // Update is called once per frame
    void Update () {
        if (check)
        {
            Debug.Log("==================" + x);
        }
    }


}