rfikki · February 23, 2025 17:23
diff --git a/contract.html b/contract.html

 <html>

  <head>
    <script type="text/javascript" src="bignumber.min.js"></script>
    <script type="text/javascript" src="ethereum.js"></script>
    <script type="text/javascript">

      var web3 = require('web3');
      web3.setProvider(new web3.providers.HttpSyncProvider('http://localhost:8080'));

      // solidity source code
      var source = "" +
          "contract test {\n" +
    "   /// @notice Will multiply `a` by 7. \n" +
    "   function multiply(uint a) returns(uint d) {\n" +
    "       return a * 7;\n" +
    "   }\n" +
      "}\n";

      // contract description, this will be autogenerated somehow
      var desc =  [{
      "name": "multiply(uint256)",
      "type": "function",
      "inputs": [
      {
      "name": "a",
      "type": "uint256"
      }
      ],
      "outputs": [
      {
      "name": "d",
      "type": "uint256"
      }
      ]
      }];

      var contract;

      function createExampleContract() {
      // hide create button
      document.getElementById('create').style.visibility = 'hidden';
      document.getElementById('source').innerText = source;

      // create contract
      var address = web3.eth.transact({data: "0x605180600c6000396000f3007c0100000000000000000000000000000000000000000000000000000000600035048063c6888fa114602d57005b60366004356040565b8060005260206000f35b6000600782029050604c565b91905056",gas:"50000",gasprice:"5000"});
      contract = web3.eth.contract(address, desc);
      document.getElementById('call').style.visibility = 'visible';
      }

      function callExampleContract() {

      // this should be generated by ethereum
      var param = parseInt(document.getElementById('value').value);

      var res = contract.call().multiply(param);
      document.getElementById('result').innerText = res.toString(10);

      }

    </script>
  </head>
  <body>
    <h1>contract</h1>
    <div id="source"></div>
    <div id='create'>
      <button type="button" onClick="createExampleContract();">create example contract</button>
    </div>
    <div id='call' style='visibility: hidden;'>
      <input type="number" id="value"></input>
      <button type="button" onClick="callExampleContract()">Call Contract</button>
    </div>
    <div id="result"></div>
  </body>
 </html>

	<html>

	<head>
	<script type="text/javascript" src="bignumber.min.js"></script>
	<script type="text/javascript" src="ethereum.js"></script>
	<script type="text/javascript">

	var web3 = require('web3');
	web3.setProvider(new web3.providers.HttpSyncProvider('http://localhost:8080'));

	// solidity source code
	var source = "" +
	"contract test {\n" +
	" /// @notice Will multiply `a` by 7. \n" +
	" function multiply(uint a) returns(uint d) {\n" +
	" return a * 7;\n" +
	" }\n" +
	"}\n";

	// contract description, this will be autogenerated somehow
	var desc = [{
	"name": "multiply(uint256)",
	"type": "function",
	"inputs": [
	{
	"name": "a",
	"type": "uint256"
	}
	],
	"outputs": [
	{
	"name": "d",
	"type": "uint256"
	}
	]
	}];

	var contract;

	function createExampleContract() {
	// hide create button
	document.getElementById('create').style.visibility = 'hidden';
	document.getElementById('source').innerText = source;

	// create contract
	var address = web3.eth.transact({data: "0x605180600c6000396000f3007c0100000000000000000000000000000000000000000000000000000000600035048063c6888fa114602d57005b60366004356040565b8060005260206000f35b6000600782029050604c565b91905056",gas:"50000",gasprice:"5000"});
	contract = web3.eth.contract(address, desc);
	document.getElementById('call').style.visibility = 'visible';
	}

	function callExampleContract() {

	// this should be generated by ethereum
	var param = parseInt(document.getElementById('value').value);

	var res = contract.call().multiply(param);
	document.getElementById('result').innerText = res.toString(10);

	}

	</script>
	</head>
	<body>
	<h1>contract</h1>
	<div id="source"></div>
	<div id='create'>
	<button type="button" onClick="createExampleContract();">create example contract</button>
	</div>
	<div id='call' style='visibility: hidden;'>
	<input type="number" id="value"></input>
	<button type="button" onClick="callExampleContract()">Call Contract</button>
	</div>
	<div id="result"></div>
	</body>
	</html>