Using the Floating-Point Values as the control value in a for loop : For Loop « Statement Control « Java Tutorial

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Java Tutorial » Statement Control » For Loop

4. 6. 11. Using the Floating-Point Values as the control value in a for loop


public class MainClass {



  public static void main(String[] arg) {

    for (double radius = 1.0; radius <= 2.0; radius += 0.2) {

      System.out.println("radius = " + radius + "area = " + Math.PI * radius * radius);

    }

  }



}

radius = 1.0area = 3.141592653589793
radius = 1.2area = 4.523893421169302
radius = 1.4area = 6.157521601035994
radius = 1.5999999999999999area = 8.04247719318987
radius = 1.7999999999999998area = 10.178760197630927
radius = 1.9999999999999998area = 12.566370614359169

4. 6. For Loop
	4. 6. 1.	The for Statement
	4. 6. 2.	For statement in detail
	4. 6. 3.	A loop allows you to execute a statement or block of statements repeatedly
	4. 6. 4.	The numerical for loop
	4. 6. 5.	Infinite For loop Example
	4. 6. 6.	initialization_expression: define two variables in for loop
	4. 6. 7.	Declare multiple variables in for loop
	4. 6. 8.	Multiple expressions in for loops
	4. 6. 9.	To omit any or all of the elements in 'for' loop: but you must include the semicolons
	4. 6. 10.	Keeping the middle element only in for loop
	4. 6. 11.	Using the Floating-Point Values as the control value in a for loop
	4. 6. 12.	Nested for Loop
	4. 6. 13.	Java's 'labeled for' loop
	4. 6. 14.	Print out a Diamond

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