How to inspect element on iphone ios 11

Introduction

As an iOS developer, you know how important it is to have the right tools at your fingertips. One of the most valuable tools in your toolkit is the Inspect Element feature on iPhone iOS 11. This feature allows you to inspect and analyze the code behind a website or app, making it easier to identify and fix issues, optimize performance, and improve user experience.

Basic Functionality

Before we dive into the more advanced features of the Inspect Element feature on iPhone iOS 11, let’s first cover some basic functionality. To use this tool, simply follow these steps:

1. Open a website or app on your iPhone using the Safari browser or an appropriate app.
2. Tap and hold on any element on the screen, such as a button or text box. This will open the Inspect Element panel.
3. In the Inspect Element panel, you’ll see a breakdown of the code for that element, including HTML, CSS, and JavaScript. You can use this information to identify and fix issues with the code.
4. To navigate through the code, you can use the arrows in the top left corner of the panel to move up or down the DOM tree. You can also filter the code by using the search bar at the top of the panel.
5. Once you’ve made any necessary changes to the code, you can save them and refresh the page to see the changes take effect.

Advanced Features

Now that we’ve covered some basic functionality let’s explore some of the more advanced features of the Inspect Element feature on iPhone iOS 11.

Debugging JavaScript

One of the most powerful features of the Inspect Element tool is its ability to debug JavaScript code. To use this feature, simply follow these steps:

6. Open a website or app that uses JavaScript and tap and hold on any element on the screen that you want to inspect.
7. In the Inspect Element panel, click on the “Console” tab at the top of the panel.
8. In the Console tab, you’ll see any JavaScript errors or warnings that are associated with the selected element. You can also use this tab to run JavaScript commands and see the output in real-time.
9. To set breakpoints in your code, simply click on the line number in the left-hand gutter of the Console tab. This will pause the execution of the code at that point, allowing you to step through it line by line.
10. Once you’ve identified and fixed any issues with your JavaScript code, you can save your changes and refresh the page to see the changes take effect.

Debugging CSS

Another powerful feature of the Inspect Element tool is its ability to debug CSS code. To use this feature, simply follow these steps:

6. Open a website or app that uses CSS and tap and hold on any element on the screen that you want to inspect.
7. In the Inspect Element panel, click on the “Styles” tab at the top of the panel.
8. In the Styles tab, you’ll see the CSS code for the selected element, including inline styles, external stylesheets, and other sources of CSS. You can use this information to identify and fix issues with the code.
9. To override a style rule, simply click on the arrow next to the style rule in the Styles tab and select “Override”.