package moni;
public class Test {
public static void main(String[] args) {
// TODO Auto-generated method stub
int i=1234567;
String sNumber=String.valueOf(i);
System.out.println("j是"+sNumber.length()+"位数");
String s="Mary,F,1976";
String[] sPlit=s.split(",");
for(int i1=0;i1<sPlit.length;i1++){
System.out.println(sPlit[i1]+" ");
}
}
}
public class TestString {
public static void main(String[] args) {
// TODO Auto-generated method stub
String s="AJFHdefk12345 shAS12 dfDDFG256";
int dcount=0,xcount=0,ocount=0;
/*for(int i=0;i<s.length();i++){
char c=s.charAt(i);
if(c>='a'&&c<='z'){
xcount++;
}else if(c>='A'&&c<='Z'){
dcount++;
}else{
ocount++;
}
}*/
String sL="abcdefghijklmnopqrstuvwxyz";
String sU="ABCDEFGHIJKLMNOPQRSTUVWXYZ";
for(int i=0;i<s.length();i++){
char c=s.charAt(i);
if(sL.indexOf(c)!=-1){
xcount++;
}else if(sU.indexOf(c)!=-1){
dcount++;
}else{
ocount++;
}
}
System.out.println("大写字母有"+dcount+"个 小写字母有"+xcount+"个 非字母的有"+ocount+"个");
}
}
转载于:https://blog.51cto.com/liucongcong/1831244