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Edit File: demo_web.php

<?php

declare(strict_types=1);

include __DIR__ . '/demo_base.php';

use Jfcherng\Diff\DiffHelper;
use Jfcherng\Diff\Factory\RendererFactory;

?>
<!DOCTYPE html>
<html>

<head>
    <meta charset="UTF-8" />
    <title>jfcherng/php-diff - Examples</title>

<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/prismjs@1/themes/prism-okaidia.min.css" />
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/prismjs@1/plugins/line-numbers/prism-line-numbers.min.css" />

<?= DiffHelper::getStyleSheet(); ?>
    </style>
</head>

<body>
    <h1>None-level Diff</h1>
    <?php

// demo the no-inline-detail diff
    $inlineResult = DiffHelper::calculate(
        $oldString,
        $newString,
        'Inline',
        $diffOptions,
        ['detailLevel' => 'none'] + $rendererOptions,
    );

echo $inlineResult;

<h1>Line-level Diff (Default)</h1>
    <?php

// demo the word-level diff
    $inlineResult = DiffHelper::calculate(
        $oldString,
        $newString,
        'Inline',
        $diffOptions,
        ['detailLevel' => 'line'] + $rendererOptions,
    );

echo $inlineResult;

<h1>Word-level Diff</h1>
    <?php

// demo the word-level diff
    $inlineResult = DiffHelper::calculate(
        $oldString,
        $newString,
        'Inline',
        $diffOptions,
        ['detailLevel' => 'word'] + $rendererOptions,
    );

echo $inlineResult;

<h1>Character-level Diff</h1>
    <?php

// demo the character-level diff
    $inlineResult = DiffHelper::calculate(
        $oldString,
        $newString,
        'Inline',
        $diffOptions,
        ['detailLevel' => 'char'] + $rendererOptions,
    );

echo $inlineResult;

<h1>Side by Side Diff</h1>
    <?php

// generate a side by side diff
    $sideBySideResult = DiffHelper::calculateFiles(
        $oldFile,
        $newFile,
        'SideBySide',
        $diffOptions,
        $rendererOptions,
    );

echo $sideBySideResult;

<h1>Inline Diff</h1>
    <?php

// generate an inline diff
    $inlineResult = DiffHelper::calculateFiles(
        $oldFile,
        $newFile,
        'Inline',
        $diffOptions,
        $rendererOptions,
    );

echo $inlineResult;

<h1>Combined Diff</h1>
    <?php

// generate a combined diff
    $sideBySideResult = DiffHelper::calculateFiles(
        $oldFile,
        $newFile,
        'Combined',
        $diffOptions,
        $rendererOptions,
    );

echo $sideBySideResult;

<h1>Unified Diff</h1>
    <pre><code class="language-diff line-numbers"><?php

// generate a unified diff
    $unifiedResult = DiffHelper::calculateFiles(
        $oldFile,
        $newFile,
        'Unified',
        $diffOptions,
        $rendererOptions,
    );

echo htmlspecialchars($unifiedResult);

?></code></pre>

<h1>Context Diff</h1>
    <pre><code class="language-diff line-numbers"><?php

// generate a context diff
    $contextResult = DiffHelper::calculateFiles(
        $oldFile,
        $newFile,
        'Context',
        $diffOptions,
        $rendererOptions,
    );

echo htmlspecialchars($contextResult);

?></code></pre>

<?php

// change JSON output settings for better human reading
    $rendererOptions['outputTagAsString'] = true;
    $rendererOptions['jsonEncodeFlags'] |= \JSON_PRETTY_PRINT;

<h1>Text JSON Diff</h1>
    <pre><code class="language-json line-numbers"><?php

// generate a plain text JSON diff
    $jsonResult = DiffHelper::calculateFiles(
        $oldFile,
        $newFile,
        'JsonText',
        $diffOptions,
        $rendererOptions,
    );

echo htmlspecialchars($jsonResult);

?></code></pre>

<h1>HTML JSON Diff</h1>
    <pre><code class="language-json line-numbers"><?php

// generate a HTML JSON diff
    $jsonResult = DiffHelper::calculateFiles(
        $oldFile,
        $newFile,
        'JsonHtml',
        $diffOptions,
        $rendererOptions,
    );

echo htmlspecialchars($jsonResult);

?></code></pre>

<h1>HTML Diff from the Result of JSON Diff</h1>
    <?php

$jsonArray = json_decode($jsonResult, true);

$htmlRenderer = RendererFactory::make('Inline', $rendererOptions);
    $inlineResult = $htmlRenderer->renderArray($jsonArray);

echo $inlineResult;

<script src="https://cdn.jsdelivr.net/npm/prismjs@1/prism.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/prismjs@1/components/prism-diff.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/prismjs@1/components/prism-json.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/prismjs@1/plugins/line-numbers/prism-line-numbers.min.js"></script>
</body>

</html>

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