Knowledgebase

Question:

How do I use JavaScript in PDF-XChange Editor?

Answer:

The JavaScript Console can be used to add JavaScript to documents in PDF-XChange Editor. JavaScript is a high-level programming language that can be used to perform a range of operations. See here for an index of existing JavaScript operations that PDF-XChange Editor supports and additional information about JavaScript. Follow the steps below to open and utilize the JavaScript Console:

1. On the Form tab, click JavaScript Console (or press Ctrl+J):

The JavaScript Console will open:

2. Enter the desired JavaScript into the console.

3. Click Run (or press Ctrl+Enter) to run JavaScript. Please note:

- Errors in JavaScript will be displayed in the lower window. 

- Click Clear to remove error messages from the lower window.

- Click JS Options to customize JavaScript options. Available options are detailed here.

Create a JavaScript Link

Follow the steps below to create a link that activates JavaScript:

1. On the Home tab, click Create Link.

2. Click and drag the pointer to determine the size and location of the link.

The Browse for Link Target dialog box will open:

3. Click Advanced. 

The Edit Action List dialog box will open and the Add dropdown menu will be expanded:

4. Click Run a JavaScript. The Add Action: "Run a JavaScript" dialog box will open.5. Enter the desired JavaScript and click OK to create the JavaScript link.

Example JavaScript

The following JavaScript can be use to reverse the page order in documents:function ReversePageOrder()

{
   for (i = this.numPages - 1; i >= 0; i--) this.movePage(i);
}

ReversePageOrder()