How to use php statements in dedecms? (user's guidance)

In DEDECMS, if you use the php statement, the {dede:php} tag can be used. The simplest input is:

{dede:php} 　　$numA = 1; 　　$numB = 2; 　　echo $numA + $numB; {/dede:php}

From the above statement It can be seen that the dede:php tag can be used in the same way in PHP. The above statement is written as follows in PHP:

Doesn’t it look similar? Take another look and have an if else condition. I won’t write the judgment

[field:global runphp='yes' name=autoindex] $a=""; $b=""; $c="<(www.jb51.net)SPAN class='num'>"; if (@me > 3) @me = $c.@me.$b; else @me = $a.@me.$b; [/field:global]

How to write this in php. Next we have to look at the use of dede php tags in combination with sql tags.

[Related course learning:dedecms video tutorial]

Combined with SQL query to output a single piece of content

{dede:php} $row = $dsql->GetOne('select id,typename from dede_arctype where id=2'); print_r($row); {/dede:php}

The output content is:

Array ( [id] => 2 [typename] => 问答 )

Isn’t it very simple? Friends who need to learn can refer to this article.

Recommended learning:dedecms usage tutorial

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