php，$query = "SELECT * FROM table WHERE condition1 AND condition2";，$result = $conn>query($query);，while ($row = $result>fetch_assoc()) {， // process row，}，``array_filter函数结合自定义回调函数来实现多条件查询数组。，，``php，$data = [， ['name' => 'Alice', 'age' => 25, 'city' => 'New York'],， ['name' => 'Bob', 'age' => 30, 'city' => 'Los Angeles'],， ['name' => 'Charlie', 'age' => 35, 'city' => 'Chicago']，];，，$result = array_filter($data, function($item) {， return $item['age'] > 25 && $item['city'] === 'Chicago';，});，，print_r($result);，``，，这段代码会筛选出年龄大于25且城市为芝加哥的记录。php，$sql = "SELECT * FROM table WHERE column1 LIKE '%value1%' AND column2 LIKE '%value2%'";，``WHERE子句结合逻辑运算符（如AND、OR）来查询多个条件。，，``sql，SELECT * FROM table_name WHERE condition1 AND condition2;，``filter 方法进行多条件查询。Powered By Z-BlogPHP 1.7.3
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