<style type="text/css"> div.pagination { padding: 3px; margin: 4px; } div.pagination a { padding: 2px 5px 2px 5px; margin: 4px; border: 1px solid #666; text-decoration: none; /* no underline */ color: #666; } div.pagination a:hover, div.pagination a:active { border: 1px solid #333; color: #000; } div.pagination span.current { padding: 2px 5px 2px 5px; margin: 4px; border: 1px solid #333; font-weight: bold; background-color: #666; color: #FFF; } div.pagination span.disabled { padding: 2px 5px 2px 5px; margin: 4px; border: 1px solid #EEE; color: #DDD; } </style>
<?php $c $tbl_name="main";<span style="white-space:pre"> //查询的表格 $limit=5;<span style="white-space:pre"> </span>//每页条数 $adjacents = 3; //当前页的左n页,右n页 $query = "SELECT COUNT(*) FROM $tbl_name"; $total_pages = mysqli_fetch_array(mysqli_query($conn,$query)); $total_pages = $total_pages[0]; $targetpage = "main2.php"; @$page = $_GET['page']; if($page) $start = ($page - 1) * $limit; else $start = 0; $sql = "select * from `".$tbl_name."` limit ".$start.",".$limit;//主查询语句 $result1 = mysqli_query($conn,$sql); if ($page == 0) $page = 1; $prev = $page - 1; $next = $page + 1; $lastpage = ceil($total_pages/$limit); $lpm1 = $lastpage - 1; $pagination = ""; if($lastpage > 1) { $pagination .= "<div class='\"pagination\"' align='\"center\"'>"; if ($page > 1) $pagination.= "<a href="%5C%22%24targetpage?page=%24prev%5C%22">前一页</a>"; else $pagination.= "<span class='\"disabled\"'>前一页</span>"; if ($lastpage $counter"; else $pagination.= "<a href="%5C%22%24targetpage?page=%24counter%5C%22">$counter</a>"; } } elseif($lastpage > 5 + ($adjacents * 2)) { if($page $counter"; else $pagination.= "<a href="%5C%22%24targetpage?page=%24counter%5C%22">$counter</a>"; } $pagination.= "..."; $pagination.= "<a href="%5C%22%24targetpage?page=%24lpm1%5C%22">$lpm1</a>"; $pagination.= "<a href="%5C%22%24targetpage?page=%24lastpage%5C%22">$lastpage</a>"; } elseif($lastpage - ($adjacents * 2) > $page && $page > ($adjacents * 2)) { $pagination.= "<a href="%5C%22%24targetpage?page=1%5C%22">1</a>"; $pagination.= "<a href="%5C%22%24targetpage?page=2%5C%22">2</a>"; $pagination.= "..."; for ($counter = $page - $adjacents; $counter $counter"; else $pagination.= "<a href="%5C%22%24targetpage?page=%24counter%5C%22">$counter</a>"; } $pagination.= "..."; $pagination.= "<a href="%5C%22%24targetpage?page=%24lpm1%5C%22">$lpm1</a>"; $pagination.= "<a href="%5C%22%24targetpage?page=%24lastpage%5C%22">$lastpage</a>"; } else { $pagination.= "<a href="%5C%22%24targetpage?page=1%5C%22">1</a>"; $pagination.= "<a href="%5C%22%24targetpage?page=2%5C%22">2</a>"; $pagination.= "..."; for ($counter = $lastpage - (2 + ($adjacents * 2)); $counter $counter"; else $pagination.= "<a href="%5C%22%24targetpage?page=%24counter%5C%22">$counter</a>"; } } } if ($page 下一页"; else $pagination.= "<span class='\"disabled\"'>下一页</span>"; $pagination.= "</div>\n"; } ?> //此处放主表格 =$pagination?>//显示页码出处已不可考……
以上就介绍了最简单的php分页,包括了方面的内容,希望对PHP教程有兴趣的朋友有所帮助。

phpisusedforsendendemailsduetoitsignegrationwithservermailservicesand andexternalsmtpproviders,自动化notifications andMarketingCampaigns.1)设置设置yourphpenvironcormentswironmentswithaweberswithawebserverserverserverandphp,确保themailfunctionisenabled.2)useabasicscruct

发送电子邮件的最佳方法是使用PHPMailer库。1)使用mail()函数简单但不可靠,可能导致邮件进入垃圾邮件或无法送达。2)PHPMailer提供更好的控制和可靠性,支持HTML邮件、附件和SMTP认证。3)确保正确配置SMTP设置并使用加密(如STARTTLS或SSL/TLS)以增强安全性。4)对于大量邮件,考虑使用邮件队列系统来优化性能。

CustomHeadersheadersandAdvancedFeaturesInphpeMailenHanceFunctionalityAndreliability.1)CustomHeadersheadersheadersaddmetadatatatatataatafortrackingandCategorization.2)htmlemailsallowformattingandttinganditive.3)attachmentscanmentscanmentscanbesmentscanbestmentscanbesentscanbesentingslibrarieslibrarieslibrariesliblarikelikephpmailer.4)smtppapapairatienticationaltication enterticationallimpr

使用PHP和SMTP发送邮件可以通过PHPMailer库实现。1)安装并配置PHPMailer,2)设置SMTP服务器细节,3)定义邮件内容,4)发送邮件并处理错误。使用此方法可以确保邮件的可靠性和安全性。

ThebestapproachforsendingemailsinPHPisusingthePHPMailerlibraryduetoitsreliability,featurerichness,andeaseofuse.PHPMailersupportsSMTP,providesdetailederrorhandling,allowssendingHTMLandplaintextemails,supportsattachments,andenhancessecurity.Foroptimalu

使用依赖注入(DI)的原因是它促进了代码的松耦合、可测试性和可维护性。1)使用构造函数注入依赖,2)避免使用服务定位器,3)利用依赖注入容器管理依赖,4)通过注入依赖提高测试性,5)避免过度注入依赖,6)考虑DI对性能的影响。

phperformancetuningiscialbecapeitenhancesspeedandeffice,whatevitalforwebapplications.1)cachingwithapcureduccureducesdatabaseloadprovesrovesponsemetimes.2)优化

ThebestpracticesforsendingemailssecurelyinPHPinclude:1)UsingsecureconfigurationswithSMTPandSTARTTLSencryption,2)Validatingandsanitizinginputstopreventinjectionattacks,3)EncryptingsensitivedatawithinemailsusingOpenSSL,4)Properlyhandlingemailheaderstoa


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