编辑下面的代码:【加编码】
<html> <body> <b>This text is bold</b> <br> <strong>This text is strong</strong> <br> <big>This text is big</big> <br> <em>This text is emphasized</em> <br> <i>This text is italic</i> <br> <small>This text is small</small> <br> This text contains <sub>subscript</sub> <br> This text contains <sup>superscript</sup> </body> </html>
结果: 【此窗口】 帮助?
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