functions in javascript

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Millie
23 Apr 2018
1var myFunction = function(p1, p2, p3){
2	return "foo";
3};
source
Chevy
10 Jan 2020
1function myFunction(var1, var2) {
2  return var1 * var2;
3}
Steven
26 May 2016
1<!DOCTYPE html>
2<html>
3<body>
4
5<h2>JavaScript Functions</h2>
6
7<p>calculator function example</p>
8
9<label>Result:</label>
10
11<p id="fnc"></p>
12
13<script>
14function myFunction(p1, p2) {
15  return p1 * p2;
16}
17document.getElementById("fnc").innerHTML = myFunction(2, 3);
18</script>
19
20</body>
21</html>
22
Raphael
15 Sep 2017
1function name( parameter1 ,parameter 2,..)  //name signifies funcname
2{
3    
4}
Matilda
29 Jul 2017
1function myFunction(var1, var2) {
2  return var1 * var2;
3}
43
5How to create a function in javascriptJavascript By TechWhizKid on Apr 5 2020
6function addfunc(a, b) {
7  return a + b;
8  // standard long function
9}
10
11addfunc = (a, b) => { return a + b; }
12// cleaner faster way creating functions!
Elena
11 Jun 2016
1var pi = Math.PI;       // 3.141592653589793
2Math.round(4.4);        // = 4 - rounded
3Math.round(4.5);        // = 5
4Math.pow(2,8);          // = 256 - 2 to the power of 8
5Math.sqrt(49);          // = 7 - square root 
6Math.abs(-3.14);        // = 3.14 - absolute, positive value
7Math.ceil(3.14);        // = 4 - rounded up
8Math.floor(3.99);       // = 3 - rounded down
9Math.sin(0);            // = 0 - sine
10Math.cos(Math.PI);      // OTHERS: tan,atan,asin,acos,
11Math.min(0, 3, -2, 2);  // = -2 - the lowest value
12Math.max(0, 3, -2, 2);  // = 3 - the highest value
13Math.log(1);            // = 0 natural logarithm 
14Math.exp(1);            // = 2.7182pow(E,x)
15Math.random();          // random number between 0 and 1
16Math.floor(Math.random() * 5) + 1;  // random integer, from 1 to 5
17
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