JSFiddle - React, Tailwind, and code Playground

by fakeguybrushthreepwood

JavaScript

a = 0;
a++; //Increment a in one
document.writeln("Increment a (0) by one:");
document.writeln(a);
document.writeln("<br>");

a = 0;
++a; //Increment a in one
document.writeln("Increment a (0) by one:");
document.writeln(a);
document.writeln("<br>");

a = 0;
a--; // Decrement a in one
document.writeln("Decrement a (0) by one:");
document.writeln(a);
document.writeln("<br>");

a = 0;
--a; // Decrement a in one
document.writeln("Decrement a (0) by one:");
document.writeln(a);
document.writeln("<br>");

a = false;
a = !a; // Logical opposite of a
document.writeln("Logical opposite of a (false):");
document.writeln(a);
document.writeln("<br>");

a = "3.0";
a = +a; // Convert a to number
document.writeln("Convert a to a number (3.0):");
document.writeln(a);
document.writeln("<br>");

a = "-3";
a = -a; // Negative value of a
document.writeln("Negative value of a (-3):");
document.writeln(a);
document.writeln("<br>");