uniapp webview 如何设置双指放大缩小网页

PeePeeShrimp - 请多多指教

onReady() {  
            var wv;  
            var currentWebview = this.$mp.page.$getAppWebview();  
            setTimeout(function() {  
                wv = currentWebview.children()[0]  
                console.log(wv.getStyle());  
                wv.setStyle({scalable:true})  
            }, 1000);  
        }

4***@qq.com

4***@qq.com