How to judge whether phpcms has a sub-column

Today, I will talk to you about how to judge whether phpcms has a sub-column. Many people may not know much about it. In order to make you understand better, the editor summed up the following contents for you. I hope you can get something from this article.

1. Directly use the PHP syntax "if" to judge the "child" of the column.

If ($r [child]) {echo "has subcolumns";} else {echo "no subcolumns";}

2. Use the "if" tag in the template tag to directly judge the "child" of the column.

{if $r [child]} has subcolumns {else} without subcolumns {/ if}

3. Use the "if" tag in the template tag to determine whether the "child" of the column is equal to 1.

{if $child==1} has sub-column {else} No sub-column {/ if} after reading the above content, do you have any further understanding of how to judge whether phpcms has a sub-column? If you want to know more knowledge or related content, please follow the industry information channel, thank you for your support.