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' Infinity(o -Infinity) e' il valore che JavaScript restituira' se si calcola un numero al di fuori del numero piu' grande possibile. https://www.w3schools.com/js/tryit.asp?filename=tryjs_numbers_infinity <!DOCTYPE html> <html> <body> <h2>JavaScript Numbers</h2> <p>Infinity is returned if you calculate a number outside the largest possible number:</p> <p id="demo"></p> <script> var myNumber = 2; var txt = ""; while (myNumber != Infinity) { myNumber = myNumber * myNumber; txt = txt + myNumber + "<br>"; } document.getElementById("demo").innerHTML = txt; </script> </body> </html> ' oppure https://www.w3schools.com/js/tryit.asp?filename=tryjs_numbers_infinity_zero <!DOCTYPE html> <html> <body> <h2>JavaScript Numbers</h2> <p>Division by zero generates Infinity;</p> <p id="demo"></p> <script> var x = 2/0; var y = -2/0; document.getElementById("demo").innerHTML = x + "<br>" + y; </script> </body> </html> 'Division by zero generates Infinity; 'Infinity '-Infinity |