PHP mysqli_get_proto_info() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回 MySQL 協(xié)議版本： <?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 mysql...
http://m.o2fo.com/php/func-mysqli-get-proto-info.htmlPHP mysqli_field_count() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 假設(shè)我們有一個(gè) "Friends" 表，其中有 3 個(gè)字段 20 行記錄。返回最近查詢的列數(shù)： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) {...
http://m.o2fo.com/php/func-mysqli-field-count.htmlPHP mysqli_error() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回最近調(diào)用函數(shù)的最后一個(gè)錯(cuò)誤描述： <?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_err...
http://m.o2fo.com/php/func-mysqli-error.htmlPHP mysqli_get_host_info() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回 MySQL 服務(wù)器主機(jī)名和連接類型： <?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_...
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http://m.o2fo.com/php/func-mysqli-fetch-row.htmlPHP mysqli_error_list() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回最近調(diào)用函數(shù)的錯(cuò)誤列表： <?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://m.o2fo.com/php/func-mysqli-error-list.htmlPHP mysqli_get_connection_stats() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回有關(guān)客戶端連接的統(tǒng)計(jì)： <?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_err...
http://m.o2fo.com/php/func-mysqli-get-connection-stats.htmlPHP mysqli_errno() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回最近調(diào)用函數(shù)的最后一個(gè)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_connect_err...
http://m.o2fo.com/php/func-mysqli-errno.htmlPHP mysqli_dump_debug_info() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 轉(zhuǎn)儲(chǔ)調(diào)試信息到日志中： <?php mysqli_dump_debug_info($con);?> 定義和用法 mysqli_dump_debug_info() 函數(shù)轉(zhuǎn)儲(chǔ)調(diào)試信息到日志中。 語法 mysqli_dump_debug_info(link); 參數(shù) 描述 link 必...
http://m.o2fo.com/php/func-mysqli-dump-debug-info.htmlPHP mysqli_fetch_lengths() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回結(jié)果集中的字段長度： <?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(); }$sq...
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PHP mysqli_get_proto_info() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回 MySQL 協(xié)議版本： <?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 mysql...
http://m.o2fo.com/php/func-mysqli-get-proto-info.htmlPHP mysqli_field_count() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 假設(shè)我們有一個(gè) "Friends" 表，其中有 3 個(gè)字段 20 行記錄。返回最近查詢的列數(shù)： <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) {...
http://m.o2fo.com/php/func-mysqli-field-count.htmlPHP mysqli_error() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回最近調(diào)用函數(shù)的最后一個(gè)錯(cuò)誤描述： <?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_err...
http://m.o2fo.com/php/func-mysqli-error.htmlPHP mysqli_get_host_info() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回 MySQL 服務(wù)器主機(jī)名和連接類型： <?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_...
http://m.o2fo.com/php/func-mysqli-get-host-info.htmlPHP mysqli_fetch_row() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 從結(jié)果集中取得行： <?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(); }$sql="SELECT Las...
http://m.o2fo.com/php/func-mysqli-fetch-row.htmlPHP mysqli_error_list() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回最近調(diào)用函數(shù)的錯(cuò)誤列表： <?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://m.o2fo.com/php/func-mysqli-error-list.htmlPHP mysqli_get_connection_stats() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回有關(guān)客戶端連接的統(tǒng)計(jì)： <?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_err...
http://m.o2fo.com/php/func-mysqli-get-connection-stats.htmlPHP mysqli_errno() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回最近調(diào)用函數(shù)的最后一個(gè)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_connect_err...
http://m.o2fo.com/php/func-mysqli-errno.htmlPHP mysqli_dump_debug_info() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 轉(zhuǎn)儲(chǔ)調(diào)試信息到日志中： <?php mysqli_dump_debug_info($con);?> 定義和用法 mysqli_dump_debug_info() 函數(shù)轉(zhuǎn)儲(chǔ)調(diào)試信息到日志中。 語法 mysqli_dump_debug_info(link); 參數(shù) 描述 link 必...
http://m.o2fo.com/php/func-mysqli-dump-debug-info.htmlPHP mysqli_fetch_lengths() 函數(shù) PHP MySQLi 參考手冊 實(shí)例 返回結(jié)果集中的字段長度： <?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(); }$sq...
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