PHP mysqli_fetch_fields() 函数 PHP MySQLi 参考手册 返回结果集中代表字段(列)的对象的数组,然后输出每个字段名称、表格和最大长度: 定义和用法 mysqli_fetch_fields() 函数返回结果集中代表字段(列)的对象的数组。 语法 mysqli_fetch_fields(result);
mysqli_fetch_fields() 函数返回结果集中代表字段(列)的对象的数组。 返回结果集中代表字段(列)的对象的数组,然后输出每个字段名称、表格和最大长度: <?php//假定数据库用户名:root,密码:123456,数据库:RUNOOB$con=mysqli_connect("localhost","root","123456","RUNOOB");if(mysqli_connect_errno($con)) ...
if (mysqli_connect_errno($con)) { echo "连接 MySQL 失败: " . mysqli_connect_error(); } $sql="SELECT name,url FROM websites ORDER BY alexa"; if ($result=mysqli_query($con,$sql)) { // 获取所有字段的信息 $fieldinfo=mysqli_fetch_fields($result); foreach ($fieldinfo as $val) ...
mixed fetch_fields ( int fieldnr)} This function serves an identical purpose to the mysqli_fetch_field() function with the single difference that, instead of returning one object at a time for each field, the columns are returned as an array of objects. For a description of the attributes...
mysqli_result::fetch_fields -- mysqli_fetch_fields— Returns an array of objects representing the fields in a result set说明 面向对象风格 public mysqli_result::fetch_fields(): array 过程化风格 mysqli_fetch_fields(mysqli_result $result): array This function serves an identical purpose to the...
PHP mysqli_fetch_fields() 函数 PHP MySQLi 参考手册 实例 返回结果集中代表字段(列)的对象的数组,然后输出每个字段名称、表格和最大长度: <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to conne...
PHP mysqli_fetch_fields() 函数PHP MySQLi 参考手册返回结果集中代表字段(列)的对象的数组,然后输出每个字段名称、表格和最大长度:<?php // 假定数据库用户名:root,密码:123456,数据库:RUNOOB $con=mysqli_connect("localhost","root","123456","RUNOOB"); if (mysqli_connect_errno($con)) { echo "...
PHP mysqli fetch_fields() 函数示例- 面向对象的样式返回结果集中代表字段(列)的对象的数组,然后输出每个字段名称、表格和最大长度:<?php $mysqli = new mysqli("localhost","my_user","my_password","my_db");if ($mysqli -> connect_errno) {...
// 释放结果集 mysqli_free_result($result); } mysqli_close($con); ?> 定义和用法 mysqli_fetch_fields() 函数返回结果集中代表字段(列)的对象的数组。 语法 mysqli_fetch_fields(result); 技术细节 ---恢复内容结束---