(currentPrice, price)
| 136 | } |
| 137 | |
| 138 | function difference(currentPrice, price) { |
| 139 | let difference = sub(currentPrice, price) |
| 140 | if (difference == 0) { |
| 141 | return "-" |
| 142 | } else { |
| 143 | return `${difference > 0 ? "↑" : "↓"}${String(difference)}` |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | function sub(arg1, arg2) { |
| 148 | return add(arg1, -Number(arg2), arguments[2]); |