Java.io.PrintWriter.write int() 方法 Java.io.PrintWriter.write Char len() 方法 Java.io.PrintWriter.write String() 方法 Java.io.PrintWriter.write int() 方法 package com.codingdict; import java.io.*; public class PrintWriterDemo { public static void main(String[] args) { int i = 70; // create a new writer PrintWriter pw = new PrintWriter(System.out); // write integer as ASCII characters pw.write(i); pw.write(76); // flush the writer pw.flush(); } } Java.io.PrintWriter.write Char len() 方法 Java.io.PrintWriter.write String() 方法