This tutorial explains how to display a PDF file in your web application using the library. In this tutorial, learn how to code Acrobat JavaScript, including testing for manipulating and for acquiring information from PDFs and Acrobat. Using JavaScript™ JavaScript is a trademark or registered trademark of Sun Microsystems, Inc. in the United 4 Creating and Modifying PDF Documents.


PDF FILE JAVASCRIPT TUTORIAL PDF

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PDF FILE JAVASCRIPT TUTORIAL PDF

Notice that in the loop there is a function called console.

PDF FILE JAVASCRIPT TUTORIAL PDF

It's in the fourth line. This function writes text to the Console Window and it will be discussed in the next section.

Tutorial - How to display a PDF with Javascript

Here's an pdf file javascript tutorial of a function that does not have an easy equivalent on the regular Acrobat menus and toolbars. Enter the following line into the Console Window and run it: This is perfect for trying out new ideas before applying them to a working document.

The results of this operation are shown in Figure 7 below. Pdf file javascript tutorial that yet again, the result is something different.

The Console Window has to convert the result of code execution to text before it can be displayed.

Not everything has an obviously meaningful text representation. In this case, the output of the function is a Document Object. Objects are converted to text by simply converting their type information to a string.

The result shown in Figure 7 tells us the type of object created. This result is only useful in letting us know the function worked. Both of these situations would have been displayed in the Console Window.

PDF FILE JAVASCRIPT TUTORIAL PDF

Enter and run the following line of code: It's the folder path of the current document. Since the current document was just created with app.

The Modern JavaScript Tutorial

The result will look something like this: The advantage to using the Console Window is to make this information available to copy to the system clipboard for use with another script in Acrobat or for something else.

Using the Console to display status and error messages Besides testing code, the Console Pdf file javascript tutorial has one other important role in debugging JavaScript.

It is the standard location for displaying status and error messages.

The Acrobat JavaScript environment has a built-in error handling system. When something goes wrong, this error-handling system usually displays some helpful message sometimes in the Console Window, so this is the first place to look when things pdf file javascript tutorial working.

In addition, you can create your own status and error messages to display here.

How to code Adobe JavaScript, how to code PDF JavaScript - Adobe Acrobat

As an pdf file javascript tutorial, let's execute something that will cause an error. Enter and pdf file javascript tutorial the following line of code in the Console Window: Acrobat responds by generating an error, which is displayed by the Console Window, shown in Figure 8.

This message is critical to understanding why the code failed, especially if the function call is buried in several lines of code inside another script.

Always check the Console Window first when something goes wrong. Note that the second message on the line indicates a security error.

For our purposes, this is an erroneous and unhelpful message.



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