Info
Created On: April 18, 2023
Created By:
AI
Model: gpt-4-0314
Time: 167.79106497765 seconds
Prompt Tokens: 841
Completion Tokens: 1105
Total Token Cost: 1946
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Javascript, HTML, CSS Code
<html> <head> <script type="text/javascript"> window.addEventListener('error', function(event) { var message = JSON.parse(JSON.stringify(event.message)); var source = event.filename; var lineno = event.lineno; var colno = event.colno; var error = event.error; window.parent.postMessage({ type: 'iframeError', details: { message: message, source: source, lineno: lineno, colno: colno, error: error ? error.stack : '' } }, '*'); }); window.addEventListener('unhandledrejection', function(event) { window.parent.postMessage({ type: 'iframePromiseRejection', details: { reason: event.reason } }, '*'); }); </script> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width,initial-scale=1"> <title>PDF Checker</title> <meta name="description" content="Check if a file is a PDF and display its page size."> <meta name="keywords" content="PDF, checker, file, upload, page size"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script> <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous"> <link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet"> <!-- Built-In Functions for Apps --> <script type="text/javascript"> var localStoragePrefix = "ct-168183378390249"; var lastSave = 0; // save to localstorage function saveLocal(data) { if (Date.now() - lastSave < 1000) { return; } // save to cookie let cookie = localStoragePrefix + "=" + JSON.stringify(data) + "; path=" + window.location.pathname + "'; SameSite=Strict"; cookie += "; expires=" + new Date(Date.now() + 1000 * 60 * 60 * 24 * 365 * 1000).toUTCString(); document.cookie = cookie; lastSave = Date.now(); } // load from localstorage function loadLocal() { var cookiePrefix = localStoragePrefix + "="; var cookieStart = document.cookie.indexOf(cookiePrefix); if (cookieStart > -1) { let cookieEnd = document.cookie.indexOf(";", cookieStart); if (cookieEnd == -1) { cookieEnd = document.cookie.length; } var cookieData = document.cookie.substring(cookieStart + cookiePrefix.length, cookieEnd); return JSON.parse(cookieData); } } </script> <script type="text/javascript"> // App Javascript Goes Here function handleFileUpload(evt) { evt.preventDefault(); var file = evt.target.files[0]; if (file.type === "application/pdf") { var reader = new FileReader(); reader.onload = function(e) { var pdfData = new Uint8Array(e.target.result); var loadingTask = pdfjsLib.getDocument({data: pdfData}); loadingTask.promise.then(function(pdf) { var pageNumber = 1; pdf.getPage(pageNumber).then(function(page) { var viewport = page.getViewport({ scale: 1 }); var width = viewport.width; var height = viewport.height; $('#result').html('Page size: ' + width + 'x' + height).css('color', 'green'); }); }, function(reason) { $('#result').html('Error: ' + reason).css('color', 'red'); }); }; reader.readAsArrayBuffer(file); } else { $('#result').html('❌ Not a PDF').css('color', 'red'); } } </script> <style> /* App CSS Goes Here */ body { font-family: 'Roboto', sans-serif; } #upload-container { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100vh; } #upload-container label { font-size: 1.2em; margin-bottom: 10px; } #result { font-size: 1.5em; margin-top: 20px; } </style> <link rel="canonical" href="https://calculator.tools/prompt/560/"> <meta charset="utf-8"> </head> <body> <div id="main-container" class="container"> <!-- App HTML Goes Here --> <div id="upload-container"> <label for="file-upload">Upload a file:</label> <input type="file" id="file-upload" onchange="handleFileUpload(event)"> <div id="result"></div> </div> </div> <script src="https://cdnjs.cloudflare.com/ajax/libs/pdf.js/2.10.377/pdf.js" integrity="sha512-K0PSxjC+5I5QQGKfl1rXrJ+0p7qkI1hhYKjJlPSWWMxayM94+vvPdJp7Xu9KJG1kA0+Zg2eSHK2YfOeN1soKng==" crossorigin="anonymous"></script> <script>pdfjsLib.GlobalWorkerOptions.workerSrc = 'https://cdnjs.cloudflare.com/ajax/libs/pdf.js/2.10.377/pdf.worker.js';</script> <script type="text/javascript"> var localStoragePrefix = "ct-{{ cachebreaker }}"; var lastSave = 0; function saveLocal(data) { if (Date.now() - lastSave < 1000) { return; } let cookie = localStoragePrefix + "=" + JSON.stringify(data) + "; path=" + window.location.pathname + "'; SameSite=Strict"; cookie += "; expires=" + new Date(Date.now() + 1000 * 60 * 60 * 24 * 365 * 1000).toUTCString(); document.cookie = cookie; lastSave = Date.now(); } function loadLocal() { var cookiePrefix = localStoragePrefix + "="; var cookieStart = document.cookie.indexOf(cookiePrefix); if (cookieStart > -1) { let cookieEnd = document.cookie.indexOf(";", cookieStart); if (cookieEnd == -1) { cookieEnd = document.cookie.length; } var cookieData = document.cookie.substring(cookieStart + cookiePrefix.length, cookieEnd); return JSON.parse(cookieData); } } </script> <script type="text/javascript"> window.addEventListener('load', function() { var observer = new MutationObserver(function() { window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); observer.observe(document.body, {attributes: true, childList: true, subtree: true}); window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); </script> </body> </html>
PDF Checker
Calculator Tools