webview和h5绑定方法

Android

mWebView.addJavascriptInterface(new JsPopInterface(), "a");

public class JsPopInterface {
        public JsPopInterface() {
        }

        //确认关闭
        @JavascriptInterface
        public boolean b() {
            finish();
            return false;
        }
    }

Html

if (window.a) {
        if (window.a.b) {
          return window.a.b();
        }
        return true;
      }