Question

How to use the Math.floor() function to get the largest integer less than or equal to a given number in JavaScript

Answer 1

document.write("Math.floor(1.3) = " + Math.floor(1.3) + "<br />");
document.write("Math.floor(2.7) = " + Math.floor(2.7) + "<br />");
document.write("Math.floor(-4.2) = " + Math.floor(-4.2) + "<br />");
document.write("Math.floor(-2.8) = " + Math.floor(-2.8) + "<br />");
document.write("Math.floor(0.0) = " + Math.floor(0.0) + "<br />");
document.write("Math.floor(31.95) = " + Math.floor(31.95) + "<br />");
document.write("Math.floor(-31.95) = " + Math.floor(-31.95) + "<br />");

 
/*
run

Math.floor(1.3) = 1
Math.floor(2.7) = 2
Math.floor(-4.2) = -5
Math.floor(-2.8) = -3
Math.floor(0.0) = 0
Math.floor(31.95) = 31
Math.floor(-31.95) = -32
 
*/

 

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