iOS Unicode编码/解码
作者:
Yo_Moon | 来源:发表于
2019-05-28 13:19 被阅读0次
//编码 (该方法编码了所有内容,包括字母和数字)
- (NSString *)encodeUnicode {
if (MONull(self)) {
return nil;
}
NSMutableString *string = [[NSMutableString alloc] init];
for (int i = 0; i < self.length; i++) {
unichar _char = [self characterAtIndex:i];
//不足4为左边补0,避免解码错误
NSString *str = [NSString stringWithFormat:@"%04x", _char];
[string appendFormat:@"\\u%@", str];
}
return string;
}
//解码
- (NSString *)decodeUnicode {
if (MONull(self)) {
return nil;
}
const char *charString = self.UTF8String;
NSData *data = [NSData dataWithBytes:charString length:strlen(charString)];
NSString *string = [[NSString alloc] initWithData:data encoding:NSNonLossyASCIIStringEncoding];
return string;
}
本文标题:iOS Unicode编码/解码
本文链接:https://www.haomeiwen.com/subject/rgortctx.html
网友评论