<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>带颜色的输出</title> </head> <body> <script> function consoleWithColor(str) { console.log(`%c${str}`, `color:rgb(${colorNum()},${colorNum()},${colorNum()})`); } function colorNum() { return String(Math.floor(256 * Math.random())); } consoleWithColor(undefined); </script> </body> </html>