const regex = /在此输入你的正则表达式/g;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('在此输入你的正则表达式', 'g')
const str = `1 2017-04-11 Zjmainstay
2 2017-04-12 Nobody
3 2017-04-13 Somebody`;
const subst = `INSERT INTO table_log(\`id\`, \`created_at\`, \`author\`) values('$1', '$2', '$3');`;
// The substituted value will be contained in the result variable
const result = str.replace(regex, subst);
console.log('Substitution result: ', result);
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for JavaScript, please visit: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions