如何获得这些角色???
我正在使用Java 1.6来读取包含这些字符的csv文件(在SJIS编码中),我只??在运行程序时才回复它.
public class Example {
public static void main(String[] args) throws IOException {
StringBuffer buffer = new StringBuffer();
FileInputStream fis = new FileInputStream(new File("examples/input.csv"));
InputStreamReader isr = new InputStreamReader(fis, "SJIS");
Reader in = new BufferedReader(isr);
int ch;
while ((ch = in.read()) > -1) {
buffer.append((char)ch);
}
in.close();
System.out.println(buffer.toString());
}
}
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内容input.csv:
"??"
?????
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?@?A???
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"?????"
Run Code Online (Sandbox Code Playgroud) 我有一个表HelloWorld,列有英文,西班牙,法国,中国
我不知道哪个更适合向此表添加数据.
Insert into HelloWorld values ("Hello", "hola", "bonjour", "nihao");
Insert into HelloWorld (english, spain, france, china) values ("hello", "hola", "bonjour","nihao");
你能告诉我两个以上选项哪个更好.我感谢任何答案和解释.