mirror of https://github.com/embarklabs/embark.git
26 lines
433 B
Solidity
26 lines
433 B
Solidity
pragma solidity ^0.5.0;
|
|
|
|
contract Modifiers {
|
|
uint public storedData;
|
|
|
|
constructor(uint initialValue) public {
|
|
storedData = initialValue;
|
|
}
|
|
|
|
modifier upTo(uint amount, uint desired) {
|
|
require(
|
|
desired <= amount,
|
|
"Value is too high."
|
|
);
|
|
_;
|
|
}
|
|
|
|
function set(uint x) public upTo(1000, x) {
|
|
storedData = x;
|
|
}
|
|
|
|
function get() public view returns (uint retVal) {
|
|
return storedData;
|
|
}
|
|
}
|