数字转26字母
public String inttoString(int a){
int i = 'A' + a-1;
Character i1 = (char) i;
return i1.toString();
}
26字母转数字
public int Stringtoint(String a){
char c = a.charAt(0);
return c - 'A'+ 1;
}
数字转26字母
public String inttoString(int a){
int i = 'A' + a-1;
Character i1 = (char) i;
return i1.toString();
}
26字母转数字
public int Stringtoint(String a){
char c = a.charAt(0);
return c - 'A'+ 1;
}