Java PrintWriter println(String)用法及代碼示例

Java中的PrintWriter類的println(String)方法用於在流上打印指定的String，然後換行。該字符串作為參數。

用法:

public void println(String string)

參數：此方法接受必需的參數字符串，該字符串是要在Stream中打印的String。

返回值：此方法不返回任何值。

下麵的方法說明了println(String)方法的用法：

示例1:

// Java program to demonstrate 
// PrintWriter println(String) method 
  
import java.io.*; 
  
class GFG { 
    public static void main(String[] args) 
    { 
  
        try { 
  
            // Create a PrintWriter instance 
            PrintWriter writer 
                = new PrintWriter(System.out); 
  
            // Get the String 
            // to be printed in the stream 
            String string = "GeeksForGeeks"; 
  
            // print the string 
            // to this writer using print() method 
            // This will put the string in the stream 
            // till it is printed on the console 
            writer.println(string); 
  
            writer.flush(); 
        } 
        catch (Exception e) { 
            System.out.println(e); 
        } 
    } 
}

輸出：

GeeksForGeeks

示例2:

// Java program to demonstrate 
// PrintWriter println(String) method 
  
import java.io.*; 
  
class GFG { 
    public static void main(String[] args) 
    { 
  
        try { 
  
            // Create a PrintWriter instance 
            PrintWriter writer 
                = new PrintWriter(System.out); 
  
            // Get the String 
            // to be printed in the stream 
            String string = "GFG"; 
  
            // print the string 
            // to this writer using print() method 
            // This will put the string in the stream 
            // till it is printed on the console 
            writer.println(string); 
  
            writer.flush(); 
        } 
        catch (Exception e) { 
            System.out.println(e); 
        } 
    } 
}

輸出：

GFG

相關用法

注：本文由純淨天空篩選整理自Kirti_Mangal大神的英文原創作品 PrintWriter println(String) method in Java with Examples。非經特殊聲明，原始代碼版權歸原作者所有，本譯文未經允許或授權，請勿轉載或複製。