أريد توضيح أكثر في حال وجود إختلاف

write("Enter a value: ");
var x = read();

if (typeof(x) == "number")
{
    write("X contains a number."); 
}
else if (typeof(x) == "string")
{
    write("X contains a string."); 
}
else
{
    write("X contains a " + typeof(x)); 
}

write("Enter a value: ");
var x = read();
write("X contains a " + typeof(x));