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用[!--smalltext--]来做网站的description的话,怎么把smalltext的引号去掉?
我网站的内容经常会出现大量引号,帝国CMS的[!--pagedes--]输出的是文章标题。我用[!--smalltext--]来做网站的description的话,碰到简介里有引号就会导致引号后面的内容失效,我现在想把输出[!--smalltext--]前先把引号都替换为空,应该怎么做呢?
比如 <meta name="description" content="一位年轻的太太去侦探所找丈夫,"你好,我的丈夫不见了。”年轻太太说道。" /> 我想改成 <meta name="description" content="一位年轻的太太去侦探所找丈夫,你好,我的丈夫不见了。年轻太太说道。" /> 方法1如下: <meta name="description" content="<?php $jianjie = $navinfor[smalltext]; $jianjie = str_replace(array('"','“','”','\"','“','”'),"",$jianjie); echo $jianjie;?>" /> 方法2如下: <meta name="description" content="<?php $jianjie = strip_tags( $navinfor[newstext] ); $jianjie=esub($jianjie, 180); $jianjie = str_replace(array(PHP_EOL,'&',' ','"','“','”','\"','"','"'), "", $jianjie); $jianjie=trim($jianjie); $jianjie = preg_replace('/\s(?=\s)/','', $jianjie); $jianjie = preg_replace('/\s{2,}| /','', $jianjie); echo $jianjie; ?> " /> 方法3如下: 用strip_tags就可以了,即: <meta name="description" content="<?php $jianjie = strip_tags($navinfor[smalltext]); echo $jianjie;?>" /> |
进一步删除空行及前后空格:
<meta name="description" content="<?php $jianjie = $navinfor[smalltext]; $jianjie = str_replace(array('"','“','”','\"','“','”'),"",$jianjie); $jianjie = preg_replace("/(\r?\n)\\1+/","\\1",$jianjie); $jianjie = trim($jianjie); echo $jianjie;?>" /> 或: <meta name="description" content="<?php $jianjie = strip_tags($navinfor[smalltext]); $jianjie = preg_replace("/(\r?\n)\\1+/","\\1",$jianjie); echo $jianjie;?>" /> 其中: $jianjie = preg_replace("/(\r?\n)\\1+/","\\1",$jianjie); 删除空行 $jianjie = trim($jianjie); 删除前后空格 |
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