JavaScript Numbers
<!DOCTYPE html> <html> <body> <h2>Formatting numbers as strings</h2> <script> let price = 9.5; console.log(price.toFixed(2)); // "9.50" (2 decimal places) console.log((1000).toString()); // "1000" console.log((255).toString(16)); // "ff" (base 16 / hex) let pi = 3.14159; console.log(pi.toPrecision(3)); // "3.14" (3 significant digits) </script> </body> </html>