web3.eth.compile.solidity - 编译solidity代码
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2023-12-01
web3.eth.compile.solidity()
方法用来编译使用solidity语言编写的合约 源代码。
调用:
web3.eth.compile.solidity(sourceCode [, callback])
参数:
sourceCode
:String - solidity源代码字符串callback
:Function - 可选的回调函数,其第一个参数为错误对象,第二个参数为结果
返回值:
一个Promise对象,其解析值为编译结果信息对象。
示例代码:
var source = "" +
"contract test {\n" +
" function multiply(uint a) returns(uint d) {\n" +
" return a * 7;\n" +
" }\n" +
"}\n";
web3.eth.compile.solidity(source)
.then(console.log);
> {
"test": {
"code": "0x605280600c6000396000f3006000357c010000000000000000000000000000000000000000000000000000000090048063c6888fa114602e57005b60376004356041565b8060005260206000f35b6000600782029050604d565b91905056",
"info": {
"source": "contract test {\n\tfunction multiply(uint a) returns(uint d) {\n\t\treturn a * 7;\n\t}\n}\n",
"language": "Solidity",
"languageVersion": "0",
"compilerVersion": "0.8.2",
"abiDefinition": [
{
"constant": false,
"inputs": [
{
"name": "a",
"type": "uint256"
}
],
"name": "multiply",
"outputs": [
{
"name": "d",
"type": "uint256"
}
],
"type": "function"
}
],
"userDoc": {
"methods": {}
},
"developerDoc": {
"methods": {}
}
}
}
}