You can also use the Response() constructor to convert a Blob to an ArrayBuffer. index.js async function example() { const blob = new Blob(['bobbyhadz.com']); const buf = await new Response(blob).arrayBuffer(); console.log(buf); console.log(buf.byteLength); console.log(buf.slice(0...
constfetchFont = (fontFileName) => fetch(`https://example.com/${fontFileName}`).then((r) => {if(r.status ===200) {returnr.blob(); }else{thrownewError(); } });constcustomFonts = ["arial.ttf", "helvetica.ttf", "tahoma.ttf"].map( (font) =>newPSPDFKit.Font({ name: font...
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createObjectURL(new Blob([content], {type: mime})); link.download = filename; link.innerHTML = "Click here to download the file " + filename; document.body.appendChild(link); document.body.appendChild(document.createElement("br")); return filename; } ...
At the center of the toolkit, we've got the converter tool, provided as both a Node.js function and CLI executable.Bundled with the converter, we've got the XKT document model, a bunch of loaders for different formats, and a function to serialize the document model to a BLOB. We use...
File Input: The user selects a JPG file using the file input. Format Selection: The user selects the desired output format (PNG, WEBP, or JPEG). Conversion: The script reads the JPG file, draws it onto a canvas, and then converts it to the selected format using canvas.toBlob(). ...
.toFile('output.png', (err, info) => { // 处理错误或完成后的回调函数 }); 以上是使用Sharp库的基本步骤,具体使用可以根据具体需求进行调整。 使用jimp Jimp 是一个用于 Node.js 的图片处理库,它支持读取、操作和保存多种格式的图片,比如 PNG、JPEG、BMP、GIF 等等。以下是使用 Jimp 的基本步骤: ...
I am using a plugin jsPDF which generates PDF and saves it to local file system. Now in jsPDF.js, there is some piece of code which generates pdf data in blob format as:- var blob = new Blob([array], {type: "application/pdf"}); and further saves the blob data to local file ...
1.将图片URL转为转为file transferFile.js function setInitImg(url,callback){ let img = url;//这里是网上随便找的一张图片 let _ = this let imgRes getBase64(img, (dataURL) => { imgRes = dataURLtoFile(dataURL,img); console.log(imgRes) ...
Convert an HTML content to byte array Convert any json string to an array or object in c# convert ASP to HTML Convert Blob to ByteArray Convert bool to JSON convert byte array to image Convert c# Datetime into SQL Standard date Convert c# string to SQL Datetime. Convert cursive writing imag...