What are the differences between using htmlentities() and tidy_get_html() functions in PHP for handling HTML content?

When handling HTML content in PHP, htmlentities() function is used to convert special characters to HTML entities, while tidy_get_html() function is used to clean up and repair HTML code. htmlentities() is primarily used for encoding special characters to prevent XSS attacks, while tidy_get_html() is used for parsing and fixing HTML markup. 

// Using htmlentities() to encode special characters
$unsafe_html = "<script>alert('XSS attack!')</script>";
$safe_html = htmlentities($unsafe_html);

// Using tidy_get_html() to clean up HTML code
$dirty_html = "<p>This is a <b>messy</i> HTML</p>";
$clean_html = tidy_get_html($dirty_html);

Keywords

htmlentities tidy_get_html PHP HTML content differences

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