How to get the text content of a pdf in <iframe>?

@darrion.kuhn 

To get the text content of a PDF displayed in an , you can use the following steps:

1. Use the PDF.js library to render the PDF file in the . PDF.js is a JavaScript library that can render PDF files in web browsers.
2. Once the PDF is rendered in the , you can use the PDF.js API to extract the text content of the PDF. PDF.js provides a getTextContent() method that allows you to get the text content of the PDF.
3. Here is an example code snippet that shows how you can use PDF.js to get the text content of a PDF in an :

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// Load the PDF file
PDFJS.getDocument('path/to/pdf.pdf').then(function(pdf) {
    // Get the first page of the PDF
    pdf.getPage(1).then(function(page) {
        // Get the text content of the page
        page.getTextContent().then(function(textContent) {
            // Loop through the text items and extract the text content
            var text = "";
            textContent.items.forEach(function(item) {
                text += item.str + " ";
            });
            
            // Display the extracted text content
            console.log(text);
        });
    });
});

1. Replace 'path/to/pdf.pdf' with the path to the PDF file that you want to display in the .
2. Make sure to include the PDF.js library in your HTML file using a tag:

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<script src="path/to/pdf.js"></script>

1. By following these steps, you should be able to get the text content of a PDF displayed in an using the PDF.js library.