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https://github.com/eclipse-cdt/cdt
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57 lines
No EOL
2.4 KiB
HTML
57 lines
No EOL
2.4 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html lang="en">
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<head>
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<meta http-equiv="Content-Language" content="en-us">
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>Commenting out code</title>
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<link rel="stylesheet" type="text/css" href="../help.css">
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</head>
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<body>
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<div role="main"><h1>Commenting out code</h1>
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<p>You can comment out one or more lines of code in any C/C++ editor view.
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The leading characters <samp>//</samp> are added to the beginning of each line when commenting one or more lines of code.
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You can also block comment multiple lines of code using the characters <samp>/* */</samp>.</p>
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<p><strong>Tip:</strong> The characters <samp>/* */</samp> on lines that already are
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already commented out are not affected when you comment and uncomment code as
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described above.</p>
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<p><img src="../images/cdt_menu_toggle_comments.png" alt="Commenting out code menu choices"></p>
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<p>To toggle <samp>//</samp> comments on code:</p>
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<ol>
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<li>In the C/C++ editor, select the line(s) of code that you want to comment out. If no lines are selected comments will be added (or removed) at the start of the lines containing the cursor.</li>
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<li>Right-click and select <strong>Source > Toggle Comment</strong>. (<samp>CTRL+/</samp>)</li>
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</ul>
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</ol>
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<p>To block comment <samp>/* */</samp> code:</p>
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<ol>
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<li>In the C/C++ editor, select multiple line(s) of code to comment out.</li>
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<li>To comment out multiple code lines right-click and select <strong>Source > Add Block Comment</strong>. (<samp>CTRL+SHIFT+/</samp>)</li>
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<li>To uncomment multiple code lines right-click and select <strong>Source > Remove Block Comment</strong>. (<samp>CTRL+SHIFT+\</samp>)</li>
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</ul>
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</ol>
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<p><img src="../images/ngconcepts.gif" ALT="Related concepts" width="143" height="21">
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<br>
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<a href="../concepts/cdt_o_code_entry.htm">Code entry</a></p>
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<p><img src="../images/ngtasks.gif" ALT="Related tasks" width="143" height="21">
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<br>
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<a href="cdt_t_cust_cpp_editor.htm">Customizing the C/C++ editor</a><br>
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<a href="cdt_o_con_assist.htm">Working with Content Assist</a></p>
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<p><img src="../images/ngref.gif" ALT="Related reference" width="143" height="21">
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<br>
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<a href="../reference/cdt_o_ceditor_pref.htm">C/C++ editor preferences</a></p>
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<hr >
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<img src="../images/ng00_04a.gif" ALT="IBM Copyright Statement" >
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</div></body>
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</html> |