Detailed explanation of three ways to write nested HTML in PHP

Generally speaking, there are two mixed writing methods, one is HTML with PHP, written

<?php ?><br>

; the other is PHP sets HTML and writes

<?php echo ?><br>

. If PHP enables short tag writing, it can also be written as

=$item['RAND']?><br>

. There is also a different way Commonly used mixed writing methods are as follows:

easy way to execute conditional html / javascript / css / other language code with php if else:<br><?php if (condition):?><br>html code to run if condition is true<br><?php else: ?><br>html code to run if condition is false<br><?php endif ?><br>

List two ways of writing a piece of code in the project:

<?php <br/>if($resitem['PREVIEW']){<br>echo $resitem['PREVIEW'];<br>} else {<br>echo "static/images/bg72.png";<br>}<br>?><br>

Writing method two:

<?php <br/>if($resitem['PREVIEW']): ?> =$resitem['PREVIEW']?><?php else: ?>static/images/bg72.png<?php endif ?><br>

The summary is complete; thank you all for reading, I hope you will benefit from it.

For more information, please refer to the official document http://www.php.net/manual/zh/control-structures.if.php

This article is reproduced from: https://blog.csdn. net/freshlover/article/details/9279527

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