java中各种类型的输入输出
import java.lang.Exception;
import java.lang.String;
import java.util.Scanner;
public class test {
public static void main(String[] args) {
Scanner s = new Scanner(System.in);
char ch;
System.out.print("Char:");
try{
ch=(char)System.in.read();
//(char)s.nextByte();
System.out.println(ch); }
catch(Exception e) {
System.out.print(e); }
String s1;
System.out.print("String:");
s1=s.next();//以空格为结束标志
System.out.println(s1);
System.out.print("String:");
//s.nextLine();
s1=s.nextLine();//以回车为结束标志
System.out.println(s1);
boolean judge;
System.out.print("Boolean:");
judge=s.nextBoolean();
System.out.println(judge);
byte by;
System.out.print("Byte:");
by=s.nextByte();
System.out.println(by);
short sh;
System.out.print("Short:");
sh=s.nextShort();
System.out.println(sh);
int i ;
System.out.print("Integer:");
i=s.nextInt();
System.out.println(i);
long lo;
System.out.print("Long:");
lo=s.nextLong();
System.out.println(lo);
float fl;
System.out.print("Float:");
fl=s.nextFloat();
System.out.println(fl);
double dl;
System.out.print("Double:");
dl=s.nextDouble();
System.out.println(dl);
}
}
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