public static int getRealLength(String str) {
int m = 0;
char arr[] = str.toCharArray();
for (int i = 0; i < arr.length; i++) {
char c = arr[i];
// 中文字符(根据Unicode范围
1.用InputStreamReader读取中文文件，如下：
File file= new File("d:\DrugTraffickingId.idx");
FileInputStream fistwice = new FileInputStream(file);
InputStreamReader isr = new InputS
