Loading... phpcms文章也关键词调用数量限制-if控制关键词限制个数 if用法： {php $num='1';} {loop $data $r} {if $num<='5'} 关键词：`{$r['字段名']}` {/if} {php $num++;} {/loop} =========================关键词个数限制：========================= {php $num='1';} {loop $keywords $keyword} {if $num<='5'} {pc:get sql="SELECT * FROM v9_keyword where keyword = '$keyword' " return="datatag"}{loop $datatag $r} {if $r[pinyin]} <a href="{siteurl($siteid)}/hot/{$r[pinyin]}.html" class="blue">{$r[keyword]}</a> {/if} {/loop}{/pc} {if $num<'5'},{/if} {/if} {php $num++;} {/loop} ====案例=======文章关键词====== <meta name="keywords" content="{php $num='1';} {loop $keywords $keyword} {if $num<='5'} {pc:get sql="SELECT * FROM v9_keyword where keyword = '$keyword' " return="datatag"}{loop $datatag $r} {if $r[pinyin]} {$r[keyword]} {/if} {/loop}{/pc} {if $num<'5'},{/if} {/if} {php $num++;} {/loop}"> Last modification：September 21, 2022 © Allow specification reprint Like 如果觉得我的文章对你有用，请随意赞赏