JAVA代码
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package com.einwin.draw; /** * Created by WSQ on 2017/7/6. */ public class Utils { /** * unicod转字符串 * * @param unicode * @return */ public static String unicode2String(String unicode) { StringBuffer string = new StringBuffer(); String[] hex = unicode.split("\\\\u"); for (int i = 1; i < hex.length; i++) { if (hex[i].length() > 4) { String substring1 = hex[i].substring(0, 4); String substring2 = hex[i].substring(4, hex[i].length()); if (substring1.equals("20")) { string.append(" "); } else { // 转换出每一个代码点 int data = Integer.parseInt(substring1, 16); // 追加成string string.append((char) data); } string.append(substring2); } else { if (hex[i].equals("20")) { string.append(" "); } else { // 转换出每一个代码点 int data = Integer.parseInt(hex[i], 16); // 追加成string string.append((char) data); } } } return string.toString(); } /** * 字符串转 Unicode * * @param string * @return */ public static String string2Unicode(String string) { StringBuffer unicode = new StringBuffer(); for (int i = 0; i < string.length(); i++) { // 取出每一个字符 char c = string.charAt(i); if (c >= 0 && c <= 255) { unicode.append(c); } else { // 转换为unicode unicode.append("\\u" + Integer.toHexString(c)); } } return unicode.toString(); } } ----------------------------------------------------------------------------------------------------------------------------------
OC代码
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//未编码 NSLog(@"------------------------------------------------"); NSLog(@"未编码"); NSLog(@"%@", textFieldText ); //编码 NSString *uniStr = [NSString stringWithUTF8String:[textFieldText UTF8String]]; NSData *uniData = [uniStr dataUsingEncoding:NSNonLossyASCIIStringEncoding]; NSString *requestText = [[NSString alloc] initWithData:uniData encoding:NSUTF8StringEncoding] ; NSLog(@"------------------------------------------------"); NSLog(@"已编码"); NSLog(@"%@", requestText );
NSLog(@"------------------------------------------------"); NSLog(@"未解码"); NSLog(@"%@", mutableString ); NSString *goodStr = [mutableString copy]; const char *jsonString = [goodStr UTF8String]; // goodStr 服务器返回的 json NSData *jsonData = [NSData dataWithBytes:jsonString length:strlen(jsonString)]; NSString *showText = [[NSString alloc] initWithData:jsonData encoding:NSNonLossyASCIIStringEncoding]; self.labelForText.text = showText; NSLog(@"------------------------------------------------"); NSLog(@"已编码"); NSLog(@"%@", showText );
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