參考鏈接： Python | 輸出格式化 output format

格式化程序類toString()方法 (Formatter Class toString() method)?

?toString() method is available in java.util package. toString()方法在java.util包中可用。 toString() method is for the string representation of this Formatter. toString()方法用于此Formatter的字符串表示形式。 toString() method is a non-static method, it is accessible with the class object and if we try to access the method with the class name then we will get an error. toString()方法是一種非靜態(tài)方法，可通過類對象訪問，如果嘗試使用類名稱訪問該方法，則會收到錯誤消息。 toString() method may throw an exception at the time of string representation of this Formatter. 在此Formatter的字符串表示形式時， toString()方法可能會引發(fā)異常。? FormatterClosedException: This exception may throw when this formatter close by calling its close() method. FormatterClosedException ：當(dāng)此格式化程序通過調(diào)用其close()方法關(guān)閉時，可能會拋出此異常。??

?Syntax:?

? 句法：??

? ? ?public String toString();

?

?

?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 String, it works on the destination for the output.?

? 此方法的返回類型為String ，它在輸出的目標(biāo)上起作用。??

?Example:?

? 例：??

?// Java program is to demonstrate the example of

// toString() method of Formatter

?

import java.util.*;

?

public class ToStringOfFormatter {

? ? public static void main(String[] args) {

? ? ? ? // Instantiates a StringBuffer and Formmatter

? ? ? ? // object

? ? ? ? StringBuffer sb = new StringBuffer();

? ? ? ? Formatter formatt = new Formatter(sb, Locale.UK);

?

? ? ? ? // By using format() method is to format

? ? ? ? // a string

? ? ? ? formatt.format("Hi %s !", "IncludeHelp");

?

? ? ? ? // Display Formatted String

? ? ? ? System.out.println(formatt);

?

? ? ? ? // By using toString() method is to

? ? ? ? // represent the string formatted by

? ? ? ? // this Formatter

? ? ? ? System.out.println("formatt.toString(): " + formatt.toString());

? ? }

}

?

?

?Output?

? 輸出量??

?Hi IncludeHelp !

formatt.toString(): Hi IncludeHelp !

?

?

?

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? 翻譯自: https://www.includehelp.com/java/formatter-tostring-method-with-example.aspx

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