Method getChild

packages/fairygui/src/core/GComponent.ts:184–191

* Get child by name * 通过名称获取子对象

(name: string)

     * 通过名称获取子对象
     */
    public getChild(name: string): GObject | null {
        for (const child of this._children) {
            if (child.name === name) {
                return child;
            }
        }
        return null;
    }

    /**
     * Get visible child by name