solc@0.6.3 web3@1.2.6 都是最新版本的，编译与部署示例

 1 pragma solidity ^0.6.3;
 2 
 3 contract test{
 4 
 5     string _message;
 6 
 7     constructor(string memory src)public{
 8         _message = src;
 9     }
10 
11     function setMessage(string memory message) public {
12         _message = message;
13     }
14     function getMessage()public view returns(string memory){
15         return _message;
16     }
17 }

 1 var fs = require("fs");
 2 var solc = require('solc');
 3 
 4 var fs = require('fs');
 5 let src = fs.readFileSync("你的solidity文件路径",'utf-8')
 6 // console.log(src)
 7 var input = {
 8     language: 'Solidity',
 9     sources: {
10         //这个名字后面导出的有用到，别乱改
11         'test.sol': {
12             // content: 'contract C { function f() public { } }'
13             content: src
14         }
15     },
16     settings: {
17         outputSelection: {
18             '*': {
19                 '*': ['*']
20             }
21         }
22     }
23 };
24 
25 var output = JSON.parse(solc.compile(JSON.stringify(input)));
26 
27 
28 teamJson = {
29     'abi': {},
30     'bytecode': ''
31 };
32 
33 // output 为json对象，根据json结构保存对应的abi和bytecode
34 //这里的test 就是上面不让乱改的原因，上面改了，这里记得也要改
35 for (var contractName in output.contracts['test.sol']) {
36     teamJson.abi = output.contracts['test.sol'][contractName].abi;
37     teamJson.bytecode = output.contracts['test.sol'][contractName].evm.bytecode.object;
38 }
39 
40 // console.log(teamJson);
41 //这里的test 就是上面不让乱改的原因，上面改了，这里记得也要改
42 module.exports = {
43     abi : output.contracts['test.sol'][contractName].abi,
44     bytecode : output.contracts['test.sol'][contractName].evm.bytecode.object,
45 }

 1 let Web3 = require("web3");
 2 
 3 let {abi, bytecode} = require('上一步编译文件路径')
 4 
 5 // console.log(abi, bytecode)
 6 
 7 
 8 let account = '你的账户'
 9 let web3 = new Web3()
10 //这里设置本地的gannche 服务商
11 web3.setProvider("HTTP://127.0.0.1:7545")
12 // console.log(web3.eth.currentProvider)
13 
14 let mycontract = new web3.eth.Contract(abi)
15 
16 mycontract.deploy({
17     data: bytecode,
18     //传给合约构造函数的参数，无则不写
19     arguments: ["hello world"]
20 }).send({
21     from: account,
22     gas: 1500000,
23     gasPrice: '1'
24 }).then(Instance => {
25     console.log("addr :", Instance.options.address) // instance with the new contract address
26 });

1 let Web3 = require("web3");
2 web3 = new Web3()
3 let {abi, bytecode} = require('编译文件的路径') 
4 
5 web3.setProvider("HTTP://127.0.0.1:7545")
6 instance = new 
7 //这里的地址也可以后期在设置，在operation中设置。
8 web3.eth.Contract(abi,"0x117582De7203137591400bE34Ed14845291e6c26")
9 module.exports = instance

 1 let myContractInstance = require('上一步导出实例文件的位置')
 2 //注释的是没有改写之前的，各种回调，看着不舒服，
 3 //下面用asyn 和await 改写成同步的了。
 4 // myContractInstance.methods.getMessage().call().then(res => {
 5 //     console.log(res)
 6 //     //                         setMessage
 7 //     myContractInstance.methods.setMessage("jiujue 3 mmp").send({
 8 //         from: "0x2d5730fFCCD08b5c6b5250E814Ac417EDa085ECe",
 9 //         value: 0,
10 //     }).then(res => {
11 //         console.log('res', res)
12 //
13 //     })
14 // }
15 let go = async () => {
16     try {
17         //这里call 可以设置from 也可以不设置，
18         //但是涉及到更改的操作必须设置from，例如设置一个值，且必须用send()方法。
19         let res1 = await myContractInstance.methods.getMessage().call()
20         console.log(res1)
21         let res2 = await myContractInstance.methods.setMessage(res1 + "L").send({
22             from: "0x2d5730fFCCD08b5c6b5250E814Ac417EDa085ECe",
23             value: 0,
24         })
25         console.log(res2)
26         let res3 = await myContractInstance.methods.getMessage().call()
27         console.log(res3)
28     } catch (e) {
29         console.log(e)
30     }
31 }