Sublime Text
<!DOCTYPE html> <html> <body> <script> var a = 0.999999999999999; var b = 0.9999999999999999; var c = 0.99999999999999999; var d = 0.999999999999999999; document.write(a + "<hr>"); document.write(b + "<hr>"); document.write(c + "<hr>"); document.write(d + "<hr>"); </script> </body> </html>
<!DOCTYPE html> <html> <body> <script> var a = 0.999999999999999; var b = 0.9999999999999999; var c = 0.99999999999999999; var d = 0.999999999999999999; document.write(a + "<hr>"); document.write(b + "<hr>"); document.write(c + "<hr>"); document.write(d + "<hr>"); </script> </body> </html>