PHP高级OOP面向对象-mysqli类简介 Overview Quick start guide Dual procedural and object-oriented interface Connections Executing statements Prepared Statements Stored Procedures Multiple Statements API support f作者王明昌发布时间2018-01-05简介OverviewQuick start guideDual procedural and object-oriented interfaceConnectionsExecuting statementsPrepared StatementsStored ProceduresMultiple StatementsAPI support for transactionsMetadata安装／配置需求安装运行时配置资源类型mysqli扩展和持久化连接预定义常量NotesMySQLi扩展功能概述MySQLi — MySQLi类 mysqli::$affected_rows — Gets the number of affected rows in a previous MySQL operationmysqli::autocommit — 打开或关闭本次数据库连接的自动命令提交事务模式mysqli::begin_transaction — Starts a transactionmysqli::change_user — Changes the user of the specified database connectionmysqli::character_set_name — 返回当前数据库连接的默认字符编码mysqli::$client_info — Get MySQL client infomysqli::$client_version — Returns the MySQL client version as a numbermysqli::close — 关闭先前打开的数据库连接mysqli::commit — 提交一个事务mysqli::$connect_errno — Returns the error code from last connect callmysqli::$connect_error — Returns a string description of the last connect errormysqli::__construct — Open a new connection to the MySQL servermysqli::debug — Performs debugging operationsmysqli::dump_debug_info — 将调试信息输出到日志mysqli::errno — 返回最近函数调用的错误代码mysqli::$error_list — Returns a list of errors from the last command executedmysqli::$error — Returns a string description of the last errormysqli::$field_count — Returns the number of columns for the most recent querymysqli::get_charset — Returns a character set objectmysqli::get_client_info — Get MySQL client infomysqli_get_client_stats — Returns client per-process statisticsmysqli_get_client_version — 作为一个整数返回MySQL客户端的版本mysqli::get_connection_stats — Returns statistics about the client connectionmysqli::$host_info — 返回一个表述使用的连接类型的字符串mysqli::$protocol_version — 返回MySQL使用的协议版本号mysqli::$server_info — 返回MySQL服务器的版本号mysqli::$server_version — 作为一个整数返回MySQL服务器的版本mysqli::get_warnings — Get result of SHOW WARNINGSmysqli::$info — Retrieves information about the most recently executed querymysqli::init — Initializes MySQLi and returns a resource for use with mysqli_real_connect()mysqli::$insert_id — Returns the auto generated id used in the latest querymysqli::kill — Asks the server to kill a MySQL threadmysqli::more_results — Check if there are any more query results from a multi querymysqli::multi_query — Performs a query on the databasemysqli::next_result — Prepare next result from multi_querymysqli::options — Set optionsmysqli::ping — Pings a server connection, or tries to reconnect if the connection has gone downmysqli::poll — Poll connectionsmysqli::prepare — Prepare an SQL statement for executionmysqli::query — 对数据库执行一次查询mysqli::real_connect — 建立一个 MySQL 服务器连接mysqli::real_escape_string — Escapes special characters in a string for use in an SQL statement, taking into account the current charset of the connectionmysqli::real_query — 执行一个mysql查询mysqli::reap_async_query — Get result from async querymysqli::refresh — Refreshesmysqli::release_savepoint — Removes the named savepoint from the set of savepoints of the current transactionmysqli::rollback — 回退当前事务mysqli::rpl_query_type — Returns RPL query typemysqli::savepoint — Set a named transaction savepointmysqli::select_db — 选择用于数据库查询的默认数据库mysqli::send_query — 发送请求并返回结果mysqli::set_charset — 设置默认字符编码mysqli::set_local_infile_default — Unsets user defined handler for load local infile commandmysqli::set_local_infile_handler — Set callback function for LOAD DATA LOCAL INFILE commandmysqli::$sqlstate — Returns the SQLSTATE error from previous MySQL operationmysqli::ssl_set — Used for establishing secure connections using SSLmysqli::stat — Gets the current system statusmysqli::stmt_init — 初始化一条语句并返回一个用于mysqli_stmt_prepare(调用)的对象mysqli::store_result — Transfers a result set from the last querymysqli::$thread_id — Returns the thread ID for the current connectionmysqli::thread_safe — 返回是否是线程安全的mysqli::use_result — Initiate a result set retrievalmysqli::$warning_count — Returns the number of warnings from the last query for the given linkMySQLi_STMT — MySQLi_STMT类 mysqli_stmt::$affected_rows — Returns the total number of rows changed, deleted, or inserted by the last executed statementmysqli_stmt::attr_get — Used to get the current value of a statement attributemysqli_stmt::attr_set — Used to modify the behavior of a prepared statementmysqli_stmt::bind_param — Binds variables to a prepared statement as parametersmysqli_stmt::bind_result — Binds variables to a prepared statement for result storagemysqli_stmt::close — Closes a prepared statementmysqli_stmt::__construct — Constructs a new mysqli_stmt objectmysqli_stmt::data_seek — Seeks to an arbitrary row in statement result setmysqli_stmt::$errno — Returns the error code for the most recent statement callmysqli_stmt::$error_list — Returns a list of errors from the last statement executedmysqli_stmt::$error — Returns a string description for last statement errormysqli_stmt::execute — Executes a prepared Querymysqli_stmt::fetch — Fetch results from a prepared statement into the bound variablesmysqli_stmt::$field_count — Returns the number of field in the given statementmysqli_stmt::free_result — Frees stored result memory for the given statement handlemysqli_stmt::get_result — Gets a result set from a prepared statementmysqli_stmt::get_warnings — Get result of SHOW WARNINGSmysqli_stmt::$insert_id — Get the ID generated from the previous INSERT operationmysqli_stmt::more_results — Check if there are more query results from a multiple querymysqli_stmt::next_result — Reads the next result from a multiple querymysqli_stmt::$num_rows — Return the number of rows in statements result setmysqli_stmt::$param_count — Returns the number of parameter for the given statementmysqli_stmt::prepare — Prepare an SQL statement for executionmysqli_stmt::reset — Resets a prepared statementmysqli_stmt::result_metadata — Returns result set metadata from a prepared statementmysqli_stmt::send_long_data — Send data in blocksmysqli_stmt::$sqlstate — Returns SQLSTATE error from previous statement operationmysqli_stmt::store_result — Transfers a result set from a prepared statementmysqli_result — mysqli_result类 mysqli_result::$current_field — Get current field offset of a result pointermysqli_result::data_seek — Adjusts the result pointer to an arbitrary row in the resultmysqli_result::fetch_all — Fetches all result rows as an associative array, a numeric array, or bothmysqli_result::fetch_array — Fetch a result row as an associative, a numeric array, or bothmysqli_result::fetch_assoc — Fetch a result row as an associative arraymysqli_result::fetch_field_direct — Fetch meta-data for a single fieldmysqli_result::fetch_field — Returns the next field in the result setmysqli_result::fetch_fields — Returns an array of objects representing the fields in a result setmysqli_result::fetch_object — Returns the current row of a result set as an objectmysqli_result::fetch_row — Get a result row as an enumerated arraymysqli_result::$field_count — Get the number of fields in a resultmysqli_result::field_seek — Set result pointer to a specified field offsetmysqli_result::free — Frees the memory associated with a resultmysqli_result::$lengths — Returns the lengths of the columns of the current row in the result setmysqli_result::$num_rows — Gets the number of rows in a resultMySQLi_Driver — MySQLi_Driver类 mysqli_driver::embedded_server_end — Stop embedded servermysqli_driver::embedded_server_start — Initialize and start embedded servermysqli_driver::$report_mode — Enables or disables internal report functionsMySQLi_Warning — MySQLi_Warning类 mysqli_warning::__construct — The __construct purposemysqli_warning::next — The next purposemysqli_sql_exception — mysqli异常类别名和过时的Mysqli 函数mysqli_bind_param — mysqli_stmt_bind_param的别名mysqli_bind_result — mysqli_stmt_bind_result的别名mysqli_client_encoding — mysqli_character_set_name的别名mysqli_connect — 别名 mysqli::__constructmysqli::disable_reads_from_master — Disable reads from mastermysqli_disable_rpl_parse — 禁用RPL解析mysqli_enable_reads_from_master — 开启从主机读取mysqli_enable_rpl_parse — 开启RPL解析mysqli_escape_string — 别名 mysqli_real_escape_stringmysqli_execute — mysqli_stmt_execute的别名mysqli_fetch — mysqli_stmt_fetch的别名。mysqli_get_cache_stats — 返回客户端Zval缓存统计信息mysqli_get_links_stats — 返回打开和缓存的链接相关信息mysqli_get_metadata — mysqli_stmt_result_metadata的别名mysqli_master_query — 在主/从机制中强制在主机中执行一个查询mysqli_param_count — mysqli_stmt_param_count的别名mysqli_report — 开启或禁用（Mysql）内部（错误）报告函数mysqli_rpl_parse_enabled — 检查是否开启了RPL解析mysqli_rpl_probe — RPL探测mysqli_send_long_data — mysqli_stmt_send_long_data的别名mysqli_set_opt — mysqli_options的别名mysqli_slave_query — 在主/从机制中强制在从机上执行一个查询
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