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Tryit: JAVASCRIPT
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<!DOCTYPE html> <html> <body> <p id="demo">这是一个段落。</p> <select onchange="myFunction(this);" size="13"> <option>Georgia</option> <option>Palatino Linotype</option> <option>Book Antiqua</option> <option>Times New Roman</option> <option>Arial</option> <option>Helvetica</option> <option>Arial Black</option> <option>Impact</option> <option>Lucida Sans Unicode</option> <option>Tahoma</option> <option>Verdana</option> <option>Courier New</option> <option>Lucida Console</option> </select> <script> function myFunction(selectTag) { var listValue = selectTag.options[selectTag.selectedIndex].text; document.getElementById("demo").style.fontFamily = listValue; } </script> </body> </html>