实现Cloneable接口的类能被复制。
看js怎么来实现
clone(data: any): any { let model = {}; for (let item in data) { console.log(Object.prototype.toString.call(data[item])); if ( data[item] instanceof Array ) { model[item]=new Array(); for (let i = 0; i < data[item].length; i++) { model[item].push(this.clone(data[item][i])); } } else { model[item] = data[item]; } } return model; }