读取数据库的4个值

读取数据库的4个值

//检测连接 if ($conn->connect_error) { die("连接失败: " . $conn->connect_error); } //从数据库中读取4个值 $sql = "SELECT value1, value2, value3, value4 FROM myTable"; $result = $conn->query($sql); if ($result->num_rows > 0) { //输出每一行的数据 while($row = $result->fetch_assoc()) { echo "value1: " . $row["value1"]. " - value2: " . $row["value2"]. " - value3: " . $row["value3"]. " - value4: " . $row["value4"]. "<br>"; } } else { echo "0 结果"; } //关闭连接 $conn->close();

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