PHP highlight_string() Function
Example
Output a string with the PHP syntax highlighted:
<html>
<body>
<?php
highlight_string("Hello world! <?php phpinfo(); ?>");
?>
</body>
</html>
The browser output of the code above will be:
Hello world! <?php phpinfo(); ?>
The HTML output of the code above will be (View Source):
<html>
<body>
<code>
<span style="color: #000000">Hello world!
<span style="color: #0000BB"><?php phpinfo</span>
<span style="color: #007700">(); </span>
<span style="color: #0000BB">?></span>
</span>
</code>
</body>
</html>
Run example »
Definition and Usage
The highlight_string() function outputs a string with the PHP syntax highlighted. The string is highlighted by using HTML tags.
The colors used for highlighting can be set in the php.ini file or with the ini_set() function.
Syntax
highlight_string(string,return)
| Parameter | Description |
|---|---|
| string | Required. Specifies the string to highlight |
| return | Optional. 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 |
Technical Details
| Return Value: | Returns TRUE on success, or FALSE on failure |
|---|---|
| PHP Version: | 4+ |
| Changelog: | The return parameter was added in PHP 4.2.0 |
PHP Misc Reference
