Base64 File Converter is a useful Base64 to PDF converter for desktop platforms. This free open-source app is designed to encode any file format to and from Base64. Therefore, you can easily convert images and document files to and from Base64 files. Since it is a portable app, you can...
I have the scenario is below: - A base 64 string (i catch from a webservice) that represents a PDF file - I need convert that string to a PDF file, and open with the default PDF reader - Must work for Android, iOS and UWP
strind data ="data:image/png;base64,iVBORw0KGgoAA...";string[] pd = data.Split(',');stringdecoded = Convert.FromBase64String(pd[1]); 字符串<code>数据的部分:image/png;base64,不是base64数据。真正的编码数据在、之后开始。Base64描述。所以函数<code>Convert。FromBase64String仅接受编码数据。
将指定的 String（它将二进制数据编码为 base 64 数字）转换成等效的 8 位无符号整数数组。语法 public static byte[] FromBase64String(string s )参数 s 类型：System..::.String String。返回值 类型：array<System..::.Byte>[]()[]等效于 s 的 8 位无符号整数数组。s 由基 64 数字、...
Converts the specified string, which encodes binary data as base-64 digits, to an equivalent 8-bit unsigned integer array.
在C#中,有一个名为Convert.FromBase64String(String)的方法,它可以将Base64编码的字符串转换为其原始形式。 什么是Base64编码? Base64是一种将二进制数据转换为文本字符串的编码方法。它使用64个字符来表示任意的二进制数据,包括字母、数字和标点符号。Base64编码通常用于在各种应用程序之间传输数据,例如在电子邮件中...
// This example demonstrates the Convert.ToBase64String() and// Convert.FromBase64String() methodsusingSystem;classExample{publicstaticvoidDemo(System.Windows.Controls.TextBlock outputBlock){byte[] inArray =newbyte[256];byte[] outArray =newbyte[256];strings2;strings3;stringstep1 ="1) The inp...
About Base64: Base64 is a group of similar binary-to-text encoding schemes that represent binary data in an ASCII string format by translating it into a radix-64 representation. The term Base64 originates from a specific MIME content transfer encoding....
stringbase64String="VGhpcyBpcyBzdHJpbmcgdG8ganVzdCBpbiB0aGUgd29ybGQ=";byte[]bytes=Convert.FromBase64String(base64String);stringoriginalString=Encoding.UTF8.GetString(bytes);Console.WriteLine(originalString); 输出:This is string to just in the world。
publicstaticbyte[]FromBase64String(strings); Parameters s String The string to convert. Returns Byte[] An array of 8-bit unsigned integers that is equivalent tos. Exceptions ArgumentNullException sisnull. FormatException The length ofs, ignoring white-space characters, is not zero or a multiple ...