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SuperfluousWhitespaceStandard.xml
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<documentation title="Superfluous Whitespace"> <standard> <![CDATA[ There should be no superfluous whitespace at the start of a file. ]]> </standard> <code_comparison> <code title="Valid: No whitespace preceding first content in file."> <![CDATA[<?php echo 'opening PHP tag at start of file'; ]]> </code> <code title="Invalid: Whitespace used before content in file."> <![CDATA[ <em> </em> <?php echo 'whitespace before opening PHP tag'; ]]> </code> </code_comparison> <standard> <![CDATA[ There should be no trailing whitespace at the end of lines. ]]> </standard> <code_comparison> <code title="Valid: No whitespace found at end of line."> <![CDATA[ echo 'semicolon followed by new line char'; ]]> </code> <code title="Invalid: Whitespace found at end of line."> <![CDATA[ echo 'trailing spaces after semicolon';<em> </em> ]]> </code> </code_comparison> <standard> <![CDATA[ There should be no consecutive blank lines in functions. ]]> </standard> <code_comparison> <code title="Valid: Functions do not contain multiple empty lines in a row."> <![CDATA[ function myFunction() { echo 'code here'; echo 'code here'; } ]]> </code> <code title="Invalid: Functions contain multiple empty lines in a row."> <![CDATA[ function myFunction() { echo 'code here'; <em> </em>echo 'code here'; } ]]> </code> </code_comparison> <standard> <![CDATA[ There should be no superfluous whitespace after the final closing PHP tag in a file. ]]> </standard> <code_comparison> <code title="Valid: A single new line appears after the last content in the file."> <![CDATA[ function myFunction() { echo 'Closing PHP tag, then'; echo 'Single new line char, then EOF'; } ?><em> </em> ]]> </code> <code title="Invalid: Multiple new lines appear after the last content in the file."> <![CDATA[ function myFunction() { echo 'Closing PHP tag, then'; echo 'Multiple new line chars, then EOF'; } ?><em> </em> ]]> </code> </code_comparison> </documentation>
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