Use JavaScript to dynamically comment out HTML code

Source: Internet
Author: User

<Meta http-equiv = "Content-Type" content = "text/html; charset = gb2312 "> <br/> <Table border =" 1 "width =" 100% "> <tr> <TD width =" 50% "> 1 </TD> <TD width = "50%"> 2 </TD> </tr> <p> <br/> <tr> <TD width = "50%"> 3 </TD> <TD width = "50%"> 4 </TD> </tr> <p> <br/> <tr> <TD width = "50%"> 5 </TD> <TD width = "50%"> 6 </TD> </tr> <p> <br/> <tr> <TD width = "50%"> 7 </TD> <TD width = "50%"> 8 </TD> </tr> </table> <p> No 34 cells are displayed, because he commented it out in Javascript, how did he do it? View Source file! What are the source files? Right-click and select "View Source file (v )"... </P> <P style = "color: red;"> note: HTML comments <SPAN class = 'wp _ keywordlink'> Code </span> "<! --> ", <SCRIPT> and </SCRIPT> are not allowed." <! -- "And" // --> "</P> <p> in addition to this method, you can also use document. getelementbyid ("XX "). style = "NONE"; this method dynamically displays or hides a region </P> <p>
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