PbootCMS二开修改网站标题显示方式，去掉副标题

$content = str_replace('{pboot:pagetitle}', $pagetitle . '-{pboot:sitetitle}-{pboot:sitesubtitle}', $content);

// 列表页这段代码修改成以下

$content = str_replace('{pboot:pagetitle}', $pagetitle . '-{pboot:sitetitle}', $content);

$content = str_replace('{pboot:pagetitle}', '{content:title}-{sort:name}-{pboot:sitesubtitle}', $content);

// 详情页这段代码改成以下

$content = str_replace('{pboot:pagetitle}', '{content:title}-{pboot:sitetitle}', $content);

$content = str_replace('{pboot:pagetitle}', $pagetitle . '-{pboot:sitetitle}-{pboot:sitesubtitle}', $content);

// 单页页这段代码改成以下

$content = str_replace('{pboot:pagetitle}', $pagetitle . '-{pboot:sitetitle}', $content);