I created a simple javascript that sends a response through console.log(); and I have a flutter WebView that loads the URL and in my flutter android studio console I get this response as I/chromium(27778): [INFO:CONSOLE(20)] “My name”, source: https://response_test.php but I’m looking for a …
Tag: webview
Null check operator used on a null value in WebView flutter
please a error when I try to reload my webview from a button : E/flutter (18150): [ERROR:flutter/lib/ui/ui_dart_state.cc(198)] Unhandled Exception: Null check operator used on a null value this is my WebView Answer enter code hereUse the fallback operator to set a default value for null values before using th…
why evaluateJavascript is getting iterated inside handler(Android)?
I want to evaluate a javascript in Webview Android as given below in the code. I want to evaluate it after 3 seconds. It works, it gets evaluated after 3 seconds but it(the code inside run()) keeps repeating after every 3 seconds in an infinite loop. I just want to evaluate it once after 3 seconds MainActivit…
How can I send a data to webview by clicking on react native button
I have used the componentDidMount method which sending data properly to webview but i want to send data webview when I click on particular react native button. In this webview is displaying the local html page and in this I’m sending the data to webview and on load event in html page alert the data whic…
UWP webView equivalent of addJavascriptInterface() from Android
I would like to now if there are some equivalent of addJavascriptInterface() from Android in UWP. From what I have read, first the script must be invoke through the method InvokeScript and in the JavaScript function window.external.notify() must be called. But I don´t want to invoke the javascript function, I…
Can Javascript objects have an “on garbage collect” callback?
I’m writing an Android app which uses Javascript in a WebView for most of the UI. I’ve exposed to JS a simple interface to create temporary files. In Java, I provide a function to create a temporary file, which returns a file ID, and a set of functions to operate on temporary files given an ID. In…