| fork | group |
|---|---|
Frontier |
Stop and Arithmetic Operations |
Index 1 is top of the stack. See PUSH.
a: first integer value.b: integer value to subtract to the first.
a - b: integer result of the subtraction modulo 2256.
| * | Input | Output | * | * | Input | Output |
|---|---|---|---|---|---|---|
1 |
10 |
0 |
* | 1 |
0 |
0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF |
2 |
10 |
* | 2 |
1 |
The state changes done by the current context are reverted in those cases:
- Not enough gas.
- Not enough values on the stack.