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Base64与图片互转

  base64 to 图片 https://github.com/ITAgnesmeyer/EasyBase64ToImage   public class ImageToString { /// <summary> /// Converts Image to Base64 /// </summary> /// <param name="image">Image</p

C# convert between Image and Base64string

static void ImageMSDemo(string picPath) { byte[] imageArray = System.IO.File.ReadAllBytes(picPath); string base64ImageRepresentation = Convert.ToBase64String(imageArray); var img = Image.FromStream(new MemoryStream

JS string 转 Byte64[]

function urlBase64ToUint8Array(base64String) {const padding = '='.repeat((4 - base64String.length % 4) % 4);const base64 = (base64String + padding).replace(/\-/g, '+').replace(/_/g, '/');const rawData = window.atob(base64);c

C#的Convert.FromBase64String

Invalid length for a Base-64 char array. 异常信息 引用https://stackoverflow.com/questions/2925729/invalid-length-for-a-base-64-char-array   string base64string int mod4 = base64string.Length % 4;if (mod4 > 0 ){base64string += new string('=', 4 - m