src/Fixer/PhpTag/FullOpeningTagFixer.php
protected function applyFix(\SplFileInfo $file, Tokens $tokensOrg)
    {
        $content = $tokensOrg->generateCode();

        // replace all <? with <?php to replace all short open tags even without short_open_tag option enabled
        $newContent = Preg::replace('/<\?(?:phP|pHp|pHP|Php|PhP|PHp|PHP)?(\s|$)/', '<?php$1', $content, -1, $count);

        if (!$count) {
            return;
        }

        /* the following code is magic to revert previous replacements which should NOT be replaced, for example incorrectly replacing
         * > echo '<? ';
         * with
         * > echo '<?php ';
         */
        $tokens = Tokens::fromCode($newContent);

        $tokensOldContent = '';
        $tokensOldContentLength = 0;

        foreach ($tokens as $index => $token) {
            if ($token->isGivenKind(T_OPEN_TAG)) {
                $tokenContent = $token->getContent();

                if ('<?php' !== strtolower(substr($content, $tokensOldContentLength, 5))) {
                    $tokenContent = '<? ';
                }

                $tokensOldContent .= $tokenContent;
                $tokensOldContentLength += \strlen($tokenContent);

                continue;
            }

            if ($token->isGivenKind([T_COMMENT, T_DOC_COMMENT, T_CONSTANT_ENCAPSED_STRING, T_ENCAPSED_AND_WHITESPACE, T_STRING])) {
                $tokenContent = '';
                $tokenContentLength = 0;
                $parts = explode('<?php', $token->getContent());
                $iLast = \count($parts) - 1;

                foreach ($parts as $i => $part) {
                    $tokenContent .= $part;
                    $tokenContentLength += \strlen($part);

                    if ($i !== $iLast) {
                        $originalTokenContent = substr($content, $tokensOldContentLength + $tokenContentLength, 5);
                        if ('<?php' === strtolower($originalTokenContent)) {
                            $tokenContent .= $originalTokenContent;
                            $tokenContentLength += 5;
                        } else {
                            $tokenContent .= '<?';
                            $tokenContentLength += 2;
                        }
                    }
                }

                $tokens[$index] = new Token([$token->getId(), $tokenContent]);
                $token = $tokens[$index];
            }

            $tokensOldContent .= $token->getContent();
            $tokensOldContentLength += \strlen($token->getContent());
        }

        $tokensOrg->overrideRange(0, $tokensOrg->count() - 1, $tokens);
    }
protected function applyFix(\SplFileInfo $file, Tokens $tokensOrg)
    {
        $content = $tokensOrg->generateCode();

        // replace all <? with <?php to replace all short open tags even without short_open_tag option enabled
        $newContent = Preg::replace('/<\?(?:phP|pHp|pHP|Php|PhP|PHp|PHP)?(\s|$)/', '<?php$1', $content, -1, $count);

        if (!$count) {
            return;
        }

        /* the following code is magic to revert previous replacements which should NOT be replaced, for example incorrectly replacing
         * > echo '<? ';
         * with
         * > echo '<?php ';
         */
        $tokens = Tokens::fromCode($newContent);

        $tokensOldContent = '';
        $tokensOldContentLength = 0;

        foreach ($tokens as $index => $token) {
            if ($token->isGivenKind(T_OPEN_TAG)) {
                $tokenContent = $token->getContent();

                if ('<?php' !== strtolower(substr($content, $tokensOldContentLength, 5))) {
                    $tokenContent = '<? ';
                }

                $tokensOldContent .= $tokenContent;
                $tokensOldContentLength += \strlen($tokenContent);

                continue;
            }

            if ($token->isGivenKind([T_COMMENT, T_DOC_COMMENT, T_CONSTANT_ENCAPSED_STRING, T_ENCAPSED_AND_WHITESPACE, T_STRING])) {
                $tokenContent = '';
                $tokenContentLength = 0;
                $parts = explode('<?php', $token->getContent());
                $iLast = \count($parts) - 1;

                foreach ($parts as $i => $part) {
                    $tokenContent .= $part;
                    $tokenContentLength += \strlen($part);

                    if ($i !== $iLast) {
                        $originalTokenContent = substr($content, $tokensOldContentLength + $tokenContentLength, 5);
                        if ('<?php' === strtolower($originalTokenContent)) {
                            $tokenContent .= $originalTokenContent;
                            $tokenContentLength += 5;
                        } else {
                            $tokenContent .= '<?';
                            $tokenContentLength += 2;
                        }
                    }
                }

                $tokens[$index] = new Token([$token->getId(), $tokenContent]);
                $token = $tokens[$index];
            }

            $tokensOldContent .= $token->getContent();
            $tokensOldContentLength += \strlen($token->getContent());
        }

        $tokensOrg->overrideRange(0, $tokensOrg->count() - 1, $tokens);
    }
{@inheritdoc}