Temp Alias

/temp {
  if ($1 == -f) {
    if ($2 !isnum) { echo -a Please only enter numbers. }
    echo -a $+($2,°C $+($chr(40),$calc($2 *9/5+32),°F),$chr(41))
    halt
  }
  if ($1 == -c) {
    if ($2 !isnum) { echo -a Please only enter numbers. }
    echo -a $+($2,°F $+($chr(40),$calc(($2 -32)*5/9),°C),$chr(41))
    halt
  }
  else {
    echo -a 7-
    echo -a 7SYNTAX: /temp -4fc 4Temp
    echo -a Use -f to convert Celsius to Fahrenheit.
    echo -a Use -c to convert  Celsius to Fahrenheit.
    echo -a 7Example: 4/temp -c 32 would display "32°F = 0°C"
  }
}