phpcms determines whether there are subordinate columns

phpcms determines whether there are subordinate columns?

Judge the child to determine, for example:

if($r[child]){
echo "有子栏目";
}else{
echo "无子栏目";
}

or:

{if $r[child]}
有子栏目
{else}
无子栏目
{/if}

or:

{if $child==1}
有子栏目
{else}
无子栏目
{/if}

There are many ways, please try it! There is a good way to share it!

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