//对于gb2312来讲, 首字节码位从0×81 至0×FE,尾字节码位分别是0×40 至0×FE
//本例是验证此串是否含有gb2312格式的字符,即是否含有汉字
public class Test{
public boolean isGB2312( String str )
{
char[] chars = str.toCharArray();
boolean isGB2312 = false;
for ( int i = 0; i < chars.length; i++ )
{
byte[] bytes = ( "" + chars[i] ).getBytes();
if ( bytes.length == 2 )
{
int[] ints = new int[2];
ints[0] = bytes[0] & 0xff;
ints[1] = bytes[1] & 0xff;
if ( ints[0] >= 0x81 && ints[0] <= 0xFE && ints[1] >= 0x40 && ints[1] <= 0xFE )
{
isGB2312 = true;
break;
}
}
}
return isGB2312;
}
public static void main(String[] args)
{
String s = "ss您好ss";//结果为true
String s = "ssssss";//结果为false
Test test = new Test();
System.out.println(test.isGB2312(s));
}
}
posted on 2006-08-16 16:38
阿成 阅读(469)
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