static std::string base64_encode(unsigned char const* , unsigned int len); static std::string base64_decode(std::string const& s); }; static const std::string base64_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" "abcdefghijklmnopqrstuvwxyz" "0123456789+/"; std::string Base64::base64_encode(unsi...
以下代码示例向我们展示了如何使用 C# 中的 Convert.ToBase64String() 函数将字符串变量编码为 base64 字符串。 usingSystem;usingSystem.Text;namespaceencode_and_decode_base64_string {classProgram {publicstaticstringBase64Encode(stringplainText) {varplainTextBytes =Encoding.UTF8.GetBytes(plainText);returnS...
encode[j++] = alphabet_map[text[i]>>2]; encode[j++] = alphabet_map[((text[i]<<4)&0x30)|(text[i+1]>>4)]; encode[j++] = alphabet_map[(text[i+1]<<2)&0x3c]; encode[j++] = '='; } } return j; } uint32 base64_decode(const uint8 *code, uint32 code_len, uint8 ...
base64 = Base64.encode64(str) require'base64' str = Base64.decode64(base64) MySQL/MariaDB SELECT TO_BASE64(str);// 参数也可以是一个字段SELECT FROM_BASE64(base64);// 参数也可以是一个字段PostgreSQL SELECT encode(str,'base64'); SELECT decode(base64,'base64'); Linux Shell(以 test ...
data=b'Hello'encoded_data=base64.b64encode(data)print(encoded_data)# Output:# b'SGVsbG8=' Python Copy In this example, we import thebase64module and define a byte stringdata. We then use theb64encode()function to encode the data. The function returns the base64 encoded version of ‘He...
Java实现Base64 编码和解码 Java 复制代码 999 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282...
base64_encode,base64_encode() returns 使用 base64 对 data 进行编码。设计此种编码是为了使二进制数据可以通过非纯 8-bit 的传输层传输,例如电子邮件的主体。
public string base64Encode(string data) 1. { 1. try 1. { 1. byte[] encData_byte = new byte[data.Length]; 1. encData_byte = System.Text.Encoding.UTF8.GetBytes(data); 1. string encodedData = Convert.ToBase64String(encData_byte); ...
Here is an example of how to encode and decode Base64 in Python, PHP, Java, NodeJS and C++: Python import base64# Encodingdata = b'hello world'encoded_data = base64.b64encode(data)print(encoded_data)# Decodingdecoded_data = base64.b64decode(encoded_data)print(decoded_data) PHP ⁄...