Inject JavaScript into the Web Page
Inject a JavaScript function into a web page.
Command availability: IBM RPA SaaS and IBM RPA on premises
Script syntax
IBM RPA's proprietary scripting language has a syntax similar to other programming languages. The script syntax defines the command's syntax in the script file. You can work with this syntax in IBM RPA Studio's Script mode.
webInjectJavaScript --script(String) (Boolean)=value
Dependencies
Use the Start Browser (webStart) command to start a browser or use the Find Internet Explorer Browser (findBrowser)
command to attach the Microsoft Internet Explorer before using the Inject JavaScript into the Web Page (webInjectJavaScript) command.
Input parameter
The following table displays the list of input parameters available in this command. In the table, you can see the parameter name when working in IBM RPA Studio's Script mode and its Designer mode equivalent label.
| Designer mode label | Script mode name | Required | Accepted variable types | Description |
|---|---|---|---|---|
| Java Script | script |
Required |
Text |
JavaScript function to inject into the page. |
Output parameter
| Designer mode label | Script mode name | Accepted variable types | Description |
|---|---|---|---|
| Success | value |
Boolean |
Returns true when injecting the JavaScript code successfully, otherwise returns false. |
Example
Use Inject JavaScript into the Web Page (webInjectJavaScript) command to change the background color.
webStart --name browser --type "Chrome"
webNavigate --url "www.example.com"
webInjectJavaScript --script "document.body.style.background = \"blue\";" success=value
webClose --name browser --leavebrowseropen
Limitations
This command does not parse JavaScript function, nor it identifies if the code ran successfully.