PHP count() 函數(shù) PHP SimpleXML 參考手冊(cè) 實(shí)例 計(jì)算 car 節(jié)點(diǎn)的子節(jié)點(diǎn)個(gè)數(shù)： <?php$xml=<<<XML <cars> <car name="Volvo"> <child/> <child/> <child/> <child/> </car> <car name="BMW"> <child/> <child/> </car>...
http://www.o2fo.com/php/func-simplexml-count.htmlPHP xpath() 函數(shù) 完整的 PHP SimpleXML 參考手冊(cè) 定義和用法 xpath() 函數(shù)運(yùn)行對(duì) XML 文檔的 XPath 查詢。 如果成功，該函數(shù)返回 SimpleXMLElements 對(duì)象的一個(gè)數(shù)組。如果失敗，則返回 FALSE。 語法 class SimpleXMLElement { string xpath(path) } 參數(shù)...
http://www.o2fo.com/php/func-simplexml-xpath.htmlPHP mysqli_stat() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 創(chuàng)建 SSL 連接： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_connect_error(); }echo "System status: ". mysq...
http://www.o2fo.com/php/func-mysqli-stat.htmlPHP attributes() 函數(shù) PHP SimpleXML 參考手冊(cè) 實(shí)例 返回 XML 的 body 元素的屬性和值： <?php$note=<<<XML<note><to>Tove</to><from>Jani</from> <heading>Reminder</heading><body date="2013-01-01" type="private">Don't forg...
http://www.o2fo.com/php/func-simplexml-attributes.htmlPHP mysqli_sqlstate() 函數(shù) PHP mysqli 參考手冊(cè) 實(shí)例 返回最后一個(gè) MySQL 操作的 SQLSTATE 錯(cuò)誤代碼： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_con...
http://www.o2fo.com/php/func-mysqli-sqlstate.htmlPHP mysqli_set_charset() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 設(shè)置默認(rèn)客戶端字符集： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_connect_error(); }// Chang...
http://www.o2fo.com/php/func-mysqli-set-charset.htmlPHP mysqli_num_fields() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 返回結(jié)果集中字段（列）的數(shù)量： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_connect_error()...
http://www.o2fo.com/php/func-mysqli-num-fields.htmlPHP mysqli_next_result() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 執(zhí)行多個(gè)針對(duì)數(shù)據(jù)庫(kù)的查詢。請(qǐng)使用 mysqli_next_result() 函數(shù)來準(zhǔn)備下一個(gè)結(jié)果集： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) ...
http://www.o2fo.com/php/func-mysqli-next-result.htmlPHP mysqli_rollback() 函數(shù) PHP mysqli 參考手冊(cè) 實(shí)例 關(guān)閉自動(dòng)提交，做一些查詢，提交查詢，然后回滾當(dāng)前事務(wù)： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to...
http://www.o2fo.com/php/func-mysqli-rollback.htmlPHP mysqli_multi_query() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 執(zhí)行多個(gè)針對(duì)數(shù)據(jù)庫(kù)的查詢： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_connect_error(); }$s...
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PHP count() 函數(shù) PHP SimpleXML 參考手冊(cè) 實(shí)例 計(jì)算 car 節(jié)點(diǎn)的子節(jié)點(diǎn)個(gè)數(shù)： <?php$xml=<<<XML <cars> <car name="Volvo"> <child/> <child/> <child/> <child/> </car> <car name="BMW"> <child/> <child/> </car>...
http://www.o2fo.com/php/func-simplexml-count.htmlPHP xpath() 函數(shù) 完整的 PHP SimpleXML 參考手冊(cè) 定義和用法 xpath() 函數(shù)運(yùn)行對(duì) XML 文檔的 XPath 查詢。 如果成功，該函數(shù)返回 SimpleXMLElements 對(duì)象的一個(gè)數(shù)組。如果失敗，則返回 FALSE。 語法 class SimpleXMLElement { string xpath(path) } 參數(shù)...
http://www.o2fo.com/php/func-simplexml-xpath.htmlPHP mysqli_stat() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 創(chuàng)建 SSL 連接： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_connect_error(); }echo "System status: ". mysq...
http://www.o2fo.com/php/func-mysqli-stat.htmlPHP attributes() 函數(shù) PHP SimpleXML 參考手冊(cè) 實(shí)例 返回 XML 的 body 元素的屬性和值： <?php$note=<<<XML<note><to>Tove</to><from>Jani</from> <heading>Reminder</heading><body date="2013-01-01" type="private">Don't forg...
http://www.o2fo.com/php/func-simplexml-attributes.htmlPHP mysqli_sqlstate() 函數(shù) PHP mysqli 參考手冊(cè) 實(shí)例 返回最后一個(gè) MySQL 操作的 SQLSTATE 錯(cuò)誤代碼： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_con...
http://www.o2fo.com/php/func-mysqli-sqlstate.htmlPHP mysqli_set_charset() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 設(shè)置默認(rèn)客戶端字符集： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_connect_error(); }// Chang...
http://www.o2fo.com/php/func-mysqli-set-charset.htmlPHP mysqli_num_fields() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 返回結(jié)果集中字段（列）的數(shù)量： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_connect_error()...
http://www.o2fo.com/php/func-mysqli-num-fields.htmlPHP mysqli_next_result() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 執(zhí)行多個(gè)針對(duì)數(shù)據(jù)庫(kù)的查詢。請(qǐng)使用 mysqli_next_result() 函數(shù)來準(zhǔn)備下一個(gè)結(jié)果集： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) ...
http://www.o2fo.com/php/func-mysqli-next-result.htmlPHP mysqli_rollback() 函數(shù) PHP mysqli 參考手冊(cè) 實(shí)例 關(guān)閉自動(dòng)提交，做一些查詢，提交查詢，然后回滾當(dāng)前事務(wù)： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to...
http://www.o2fo.com/php/func-mysqli-rollback.htmlPHP mysqli_multi_query() 函數(shù) PHP MySQLi 參考手冊(cè) 實(shí)例 執(zhí)行多個(gè)針對(duì)數(shù)據(jù)庫(kù)的查詢： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_connect_error(); }$s...
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