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<td width="20%">[An Overview of PHP|Previous]]<td align="center">[[PHP Essentials|Table of Contents]]<td width="20%" align="right">[[Commenting PHP Code|Next]]</td>
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<td width="20%">An Overview of PHP<td align="center"><td width="20%" align="right">Commenting PHP Code</td>
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<google>BUY_PHP</google>
In the previous chapter we looked at [[An Overview of PHP|how PHP works]]. No technology book would be complete without including the obligatory simple example, and [[PHP Essentials]] is no exception to this rule.