The highlight_string() function outputs a string with the PHP syntax highlighted.
Syntax
highlight_string(string, return)
Parameters
string − The string to highlight.
return −If this parameter is set to true, this function will return the highlighted code as a string, instead of printing it out. default is false.
Return
The highlight_string() function returns true on success, or false on failure.
Example
The following is an example that output a string with the PHP syntax highlighted.
<!DOCTYPE html>
<html>
<body>
<?php
highlight_string("Demo text! <?php phpinfo(); ?>");
?>
</body>
</html>Output
The following is the output.
Hello world! <?php phpinfo(); ?>