<html><body><h1>JavaScript 正则表达式</h1><p>对从大写 "A" 到小写 "e" 的任何字符进行全局搜索：</p><p id="demo"></p><script>let text = "I Scream For Ice Cream, is that OK?!";let pattern = /[A-e]/g;let result = text.match(pattern);document.getElementById("demo").innerHTML=result;</script></body></html>