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对象工具类

flyfish 2021年05月25日 编程语言 415 0

备注:如果let报错,可以修改为var,尤其是IE浏览器

/** 
 * @author: 苗士军 
 * @description 对象工具类 
 */ 
ObjectUtils = { 
    /** 
     * @description 对象转参数 
     * @param object 
     * @return {string} 
     */ 
    objectToParam: function (object) { 
        let param = ""; 
        for (let key in object) { 
            if (param == "") { 
                param = param + key + "=" + object[key]; 
            } 
            else { 
                param = param + "&" + key + "=" + object[key]; 
            } 
        } 
        return param; 
    }, 
    /** 
     * @description 复制对象 
     * @param: object 
     * @return: 复制后对象 
     */ 
    copyObject: function (object) { 
        return JSON.parse(JSON.stringify(object)); 
    }, 
    /** 
     * @description 将对象属性赋值给模板{{}} 
     * @param template 
     * @param object 
     * @return 模板后数据 
     */ 
    renderTemplate: function (template, object) { 
        return template.replace(/\{\{(.+?)\}\}/g, function (m, m1) { 
            return object[m1] 
        }) 
    }, 
    /** 
     * @description 判断对象是否为空 
     * @param object 
     * @return {boolean} 
     */ 
    isEmpty: function (object) { 
        return JSON.stringify(object) == "{}"; 
    }, 
    /** 
     * @description 获取对象key值集合 
     * @param object 
     * @return {Array} 
     */ 
    getKeys: function (object) { 
        let arr = []; 
        if (!this.isEmpty(object)) { 
            try { 
                arr = Object.keys(object); 
            } catch (e) { 
                for (var key in object) { 
                    arr.push(key); 
                } 
            } 
        } 
        return arr; 
    }, 
    /** 
     * @description 获取对象value值集合 
     * @param object 
     * @return {Array} 
     */ 
    getValues: function (object) { 
        let arr = []; 
        if (!this.isEmpty(object)) { 
            try { 
                arr = Object.values(object); 
            } catch (e) { 
                for (var key in object) { 
                    arr.push(object["" + key]); 
                } 
            } 
        } 
        return arr; 
    }, 
    /** 
     * @description 合并对象 
     * @param obj1 
     * @param obj2 obj2 中的属性会覆盖掉 obj1 
     * @return {*} 
     */ 
    assignObject: function (obj1, obj2) { 
        if (this.isEmpty(obj1) && this.isEmpty(obj2)) { 
            return {}; 
        } 
        try { 
            Object.assign(obj1, obj2); 
        } catch (e) { 
            for (var key in obj2) { 
                obj1[key] = obj2[key]; 
            } 
        } 
        return obj1; 
    }, 
    /** 
     * @description 选择对象中的一个(多个)属性 
     * @param object 
     * @param keys 
     * @return {{}} 
     */ 
    getKeysProperties: function (object, keys) { 
        if (this.isEmpty(object)) { 
            return {}; 
        } 
        if (!Array.isArray(keys)) { 
            keys = [keys]; 
        } 
        let obj = {}; 
        keys.reduce(function (a, c, i) { 
            obj[c] = object[c] 
        }, ""); 
        return obj; 
    }, 
    /** 
     * @description 选择对象中的一个(多个)属性 
     * @param object 
     * @param keys 
     * @return {{}} 
     */ 
    deleteKeysProperties: function (object, keys) { 
        if (this.isEmpty(object)) { 
            return {}; 
        } 
        if (!Array.isArray(keys)) { 
            keys = [keys]; 
        } 
        let arr = this.getKeys(object); 
        let obj = {}; 
        arr.filter(a = > keys.indexOf(a) < 0 
        ). 
        reduce(function (a, c, i) { 
            obj[c] = object[c] 
        }, ""); 
        return obj; 
    }, 
    /** 
     * @description 获取对象的属性值 
     * @param object 
     * @param key 
     * @param ignoreCase,默认true 
     * @return {*} 
     */ 
    getKeyPropertie: function (object, key, ignoreCase) { 
        let value = null; 
        if (this.isEmpty(object)) { 
            return value; 
        } 
        ignoreCase = ignoreCase == undefined ? true : ignoreCase; 
        for (let k in object) { 
            if (ignoreCase) { 
                if (k.toString().toUpperCase() == key.toString().toUpperCase()) { 
                    value = object[k]; 
                } 
            } 
            else { 
                if (k == key) { 
                    value = object[k]; 
                } 
            } 
        } 
        return value; 
    }, 
    /** 
     * @description 清空对象属性 
     * @param object 
     * @param keys 
     * @return 
     */ 
    clearObject: function (object, keys) { 
        if (!this.isEmpty(object)) { 
            keys = keys == undefined ? object.getKeys() : keys; 
            if (!Array.isArray(keys)) { 
                keys = [keys]; 
            } 
            keys.reduce(function (a, c, i) { 
                object[c] = ''; 
            }, ''); 
        } 
    } 
}

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