Source for file CharacterBeforePHPOpeningTagSniff.php
Documentation is available at CharacterBeforePHPOpeningTagSniff.php
* Checks that the opening PHP tag is the first content in a file.
* @author Andy Grunwald <andygrunwald@gmail.com>
* @copyright 2010-2014 Andy Grunwald
* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
namespace PHP_CodeSniffer\Standards\Generic\Sniffs\PHP;
use PHP_CodeSniffer\Sniffs\Sniff;
use PHP_CodeSniffer\Files\File;
class CharacterBeforePHPOpeningTagSniff implements Sniff
* Returns an array of tokens this test wants to listen for.
public function register ()
return array (T_OPEN_TAG );
* Processes this sniff, when one of its tokens is encountered.
* @param \PHP_CodeSniffer\Files\File $phpcsFile The file being scanned.
* @param int $stackPtr The position of the current token in
* the stack passed in $tokens.
public function process (File $phpcsFile, $stackPtr)
$tokens = $phpcsFile->getTokens ();
if (substr($tokens[0 ]['content'], 0 , 2 ) === '#!') {
if ($stackPtr !== $expected) {
$error = 'The opening PHP tag must be the first content in the file';
$phpcsFile->addError ($error, $stackPtr, 'Found');
// Skip the rest of the file so we don't pick up additional
// open tags, typically embedded in HTML.
return $phpcsFile->numTokens;
Documentation generated on Mon, 11 Mar 2019 15:27:16 -0400 by phpDocumentor 1.4.4. PEAR Logo Copyright © PHP Group 2004.
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