打印

// 打印
    $scope.showPrint = false; //打印内容的显示状态
    $scope.printFn = function(){
        $scope.showPrint = true;
        var obj = angular.element('#print');
        var newWindow = window.open("订单打印","_blank");
        var docStr = obj.html();
        newWindow.document.write(docStr);
        newWindow.document.close();
        newWindow.print();
        newWindow.close();
        $scope.showPrint = false;
    }

<!-- 打印内容页面 -->
    <div id="print" ng-show="showPrint" style=" 100%;">
        hello world! 这是打印页面内容
    </div>