Primitives
Built in data types in Javascript.
Number#
let a = 1;
let b = 1.23456;
let c = a + b; //c = 2.23456
Boolean#
let a = true;
let b = false;
let c = !b && a; //c = true
String#
let a = "Cruft";
let b = "Engine";
let c = a + b; // c = "CruftEngine"
Object#
let a = {
Cruft : true,
Engine :false
}
Array#
let a = [ 1, 2, 3];
a[0] = 2; //0th element of a is now 2
Function#
let add = (a, b) => {
return a + b;
}
let c = add(6, 6);
Float32Array#
let a = new Float32Array(9);