StringBuilder類reverse()方法 (StringBuilder Class reverse() method)

• reverse() method is available in java.lang package.

  reverse()方法在java.lang包中可用。

• reverse() method is used to reverse this character sequence by the reverse of the sequence.

  reverse()方法用于通過反轉(zhuǎn)字符序列來反轉(zhuǎn)該字符序列。

• reverse() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.

  reverse()方法是一個非靜態(tài)方法，只能通過類對象訪問，如果嘗試使用類名稱訪問該方法，則會收到錯誤消息。

• reverse() method does not throw an exception at the time of reversing this character sequence.

  reverse()方法在反轉(zhuǎn)此字符序列時不會引發(fā)異常。

Syntax:

句法：

public StringBuilder reverse();

Parameter(s):

參數(shù)：

• It does not accept any parameter.

  它不接受任何參數(shù)。

Return value:

返回值：

The return type of this method is StringBuilder, it returns a reference to this StringBuilder object.

該方法的返回類型為StringBuilder ，它返回對此StringBuilder對象的引用。

Example:

例：

// Java program to demonstrate the example // of StringBuilder reverse() method of StringBuilder public class Reverse {public static void main(String[] args) {// Creating an StringBuilder objectStringBuilder st_b = new StringBuilder("Java World ");// Display st_b System.out.println("st_b = " + st_b);// By using reverse() method is to reverse the characters// of this st_b objectst_b.reverse();// Display reversible st_bSystem.out.println("st_b.reverse() = " + st_b);} }

Output

輸出量

st_b = Java World st_b.reverse() = dlroW avaJ

翻譯自: https://www.includehelp.com/java/stringbuilder-reverse-method-with-example.aspx

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