How does one declare constant variables like 3.142,for PI?

Answer 1

static final double PI = 3.141; Or you could just use Math.PI if you want greater precision.

Answer 2

define("PI",3.1428); in php

Answer 3

there are many constants that are predefined in Java.

Answer 4

define("PI",3.1428); in php anyone please help

Answer 5

How to write a java statement to declare pi as a constant (pi=3.142).

Answer 6

Create a float variable with a variable name of pie and with a value of 3.1416

Answer 7

What would be the purpose of using PI in a program?

Answer 8

constant variables can be declared by using constant keyword.
for eg. constant double pi = 3.14

or constant variables can be declared by using Macro.

Answer 9

If you want just declare constant variable you just wrote .. final float pi = 3.142f; Remember after declare float value is followed by f... examples 2.3 f