byte[]utf8Bytes=str.getBytes("UTF-8"); 1. 这行代码使用getBytes()方法将字符串str编码为UTF-8格式的字节数组。编码格式参数被设置为"UTF-8"。 步骤3: Stringutf8Str=newString(utf8Bytes,"UTF-8"); 1. 这行代码使用String的构造函数将UTF-8格式的字节数组utf8Bytes解码为字符串utf8Str。同样,编码格...
下面是一个完整的示例,演示了如何将字符串转换为UTF-8编码,并通过网络发送。 importjava.io.IOException;importjava.io.OutputStream;importjava.net.Socket;publicclassUtf8StringExample{publicstaticvoidmain(String[]args){StringoriginalString="你好,世界!";byte[]utf8Bytes=originalString.getBytes(StandardCharsets.U...
* Convert input string to UTF-8, copies into buffer (at given offset). * Returns number of bytes in the string. * *Java's internal UTF8 conversion is very, very slow. * This is, rather amazingly, 8x faster than the to-string method. * Returns the number of bytes this translated in...
1. byte[] bytes = "test.message".getBytes("UTF-8");//result: [116, 101, 115, 116, 46, 109, 101, 115, 115, 97, 103, 101] 2. JavaScripthas no concept of character encoding forString, everything is inUTF-16. Most of time time the value of acharinUTF-16matchesUTF-8, so yo...
在Java中,可以使用String类的构造函数或getBytes()方法来进行编码转换。下面是以UTF-8和GBK为例的编码转换过程: 将字符串从UTF-8编码转换为字节数组: String str = "编码转换"; byte[] utf8Bytes = str.getBytes("UTF-8"); 复制代码 将字节数组从UTF-8解码为字符串: String utf8Str = new String(...
/*** GBK转UTF-8 *@paramgbkStr *@return*/publicstaticbyte[] getUTF8BytesFromGBKString(String gbkStr) {intn =gbkStr.length();byte[] utfBytes =newbyte[3 *n];intk = 0;for(inti = 0; i < n; i++) {intm =gbkStr.charAt(i);if(m < 128 && m >= 0) { ...
public static void main(String[] args) throws IOException { Charset utf8 = StandardCharsets.UTF_8; Charset gbk2312 = Charset.forName("GB2312"); //将某段文字以gb2312编码后得到的字节数组,再以utf-8进行解码得到的文字是乱码,并且这段乱码中丢失了信息。
1.string 转 byte[]byte[] midbytes=isoString.getBytes("UTF8");//为UTF8编码 byte[] isoret = srt2.getBytes("ISO-8859-1");//为ISO-8859-1编码 其中ISO-8859-1为单字节的编码 2.byte[]转string String isoString = new String(bytes,"ISO-8859-1");String srt2=new String(mid...
; String utf8EncodedString = convertToUTF8(originalString); System.out.println("原始字符串: " + originalString); System.out.println("UTF-8编码字符串: " + utf8EncodedString); } public static String convertToUTF8(String inputString) { try { // 将字符串转换为字节数组 byte[] inputBytes =...
getBytes(String charsetName) String(byte[] bytes, String charsetName) 而不要使用那些不带字符集名称的方法签名,通过上面两个方法,可以对内存中的字符进行重新编码。 Java代码 packagecom.elmer.c; importjava.io.UnsupportedEncodingException; publicclassGbktoUtf8 { ...