用您自己的实现覆盖console.log，该实现根据需要保存参数，然后调用原始console.log：

const logArgs = [];
const origConsoleLog = console.log;
console.log = (...args) => {
  logArgs.push(args);
  origConsoleLog(...args);
};

console.log('foo');
console.log('bar');
console.dir(logArgs);