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javap java.io.PrintWriter |grep PrintWriter
Compiled from "PrintWriter.java"
public class java.io.PrintWriter extends java.io.Writer {
public java.io.PrintWriter(java.io.Writer);
public java.io.PrintWriter(java.io.Writer, boolean);
public java.io.PrintWriter(java.io.OutputStream);
public java.io.PrintWriter(java.io.OutputStream, boolean);
public java.io.PrintWriter(java.lang.String) throws java.io.FileNotFoundException;
public java.io.PrintWriter(java.lang.String, java.lang.String) throws java.io.FileNotFoundException, java.io.UnsupportedEncodingException;
public java.io.PrintWriter(java.io.File) throws java.io.FileNotFoundException;
public java.io.PrintWriter(java.io.File, java.lang.String) throws java.io.FileNotFoundException, java.io.UnsupportedEncodingException;
...
PrintWriter pw = new PrintWriter("c:/a.txt");
pw.println("Hello world!");
pw.close();