Difference between revisions of "Calling Methods"
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| − | {{1010Chapter|Introduction=Calling a method is like getting a screwdriver out of a toolbox labeled "screwdrivers" and using it to solve your problem. For instance, whenever JOptionPane.showInputDialog is called in Java, you are really telling Java to run the "tool" named showInputDialog which is located in the JOptionPane "toolbox". | + | {{1010Chapter|ChapterNum=3 |
| + | |Picture=Wiki_method01.jpg | ||
| + | |Introduction=Calling a method is like getting a screwdriver out of a toolbox labeled "screwdrivers" and using it to solve your problem. For instance, whenever JOptionPane.showInputDialog is called in Java, you are really telling Java to run the "tool" named showInputDialog which is located in the JOptionPane "toolbox". | ||
| − | You can write your own methods as well, although this will be discussed later. For a full list of all the predefined methods, visit [http://java.sun.com/javase/6/docs/api/ The Java API]. This section demonstrates some predefined methods that are useful. | + | You can write your own methods as well, although this will be discussed later. For a full list of all the predefined methods, visit [http://java.sun.com/javase/6/docs/api/ The Java API]. This section demonstrates some predefined methods that are useful. |
| − | =[[String Methods|String Methods]]= | + | |Body= |
| − | =[[Math Methods]]= | + | ==[[String Methods|String Methods]]== |
| − | =[[JOptionPane Methods]]= | + | ==[[Math Methods]]== |
| − | =[[Calling Methods Questions|Review Questions and Exercises]]= | + | ==[[JOptionPane Methods]]== |
| + | ==[[Calling Methods Questions|Review Questions and Exercises]]== | ||
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| + | |PChapterNum=2 | ||
| + | |PChapterLink=[[Java Fundamentals]] | ||
| + | |NChapterNum=4 | ||
| + | |NChapterLink=[[Control Structures]] | ||
| + | }} | ||
Latest revision as of 20:31, 6 December 2011
 Chapter 3Calling a method is like getting a screwdriver out of a toolbox labeled "screwdrivers" and using it to solve your problem. For instance, whenever JOptionPane.showInputDialog is called in Java, you are really telling Java to run the "tool" named showInputDialog which is located in the JOptionPane "toolbox". You can write your own methods as well, although this will be discussed later. For a full list of all the predefined methods, visit The Java API. This section demonstrates some predefined methods that are useful. | ||
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| Write a Program a Day | Case Studies | |
String Methods
Math Methods
JOptionPane Methods
Review Questions and Exercises
| Chapter 2: Java Fundamentals | Table of Contents | Chapter 4: Control Structures |
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