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PHP Quiz PHP CertificatePHP highlight_string() Function
Complete PHP Misc Reference
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.
This function returns TRUE on success, or FALSE on failure.
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 |
Example
<html>
<body>
<?php
highlight_string("Hello world! <?php phpinfo(); ?>");
?>
</body>
</html>
<body>
<?php
highlight_string("Hello world! <?php phpinfo(); ?>");
?>
</body>
</html>
The output of the could above could be:
Hello world! <?php phpinfo(); ?>
and, if you select "View source" in the browser window, it will look something like this:
<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>
<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>
Complete PHP Misc Reference
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