fmpq.com
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> <style> #main{ width:220px; height:300px; border:1px solid black; display:flex; align-items:flex-start; } #main div{ flex: 1; } #myBlueDiv{ align-self:center; } </style> </head> <body> <div id="main"> <div style="background-color:coral;">RED</div> <div style="background-color:lightblue;" id="myBlueDiv">BLUE</div> <div style="background-color:lightgreen;">Green div with more content.</div> </div> <p>点击“尝试一下”按钮设置 alignSelf 属性的值为 "stretch"。</p> <button onclick="myFunction()">尝试一下</button> <script> function myFunction(){ document.getElementById("myBlueDiv").style.alignSelf = "stretch"; } </script> <p><b>注意：</b>Internet Explorer 和 Safari 不支持 alignSelf 属性。</p> </body> </html>
运行结果