我在尝试打印表格的某些数据时遇到了问题。我是新的在这个PHP的MySQL的东西,但我认为我的代码是正确的。它是:打印表格数据mysql php
<html>
<body>
<h1>Lista de usuários</h1>
<?php
$host="localhost"; // Host name
$username="root"; // Mysql username
$password=""; // Mysql password
$db_name="sabs"; // Database name
$tbl_name="doador"; // Table name
// Connect to server and select database.
mysql_connect("$host", "$username", "$password")or die("cannot connect");
mysql_select_db("$db_name")or die("cannot select DB");
$sql="SELECT * FROM $tbl_name";
$result=mysql_query($sql);
while($rows = mysql_fetch_array($result)){
echo $row['id'] . " " .$row['nome'] . " " . $row['sobrenome'] . " " .
$row['email'] . " " . $row['login'] . " " . $row['senha'] . " " .
$row['idade'] . " ". $row['peso'] . " " . $row['fuma'] . " " .
$row['sexo'] . " " . $row['doencas'];
echo "<BR/>";
}
mysql_close();
?>
</body>
</html>
echo命令的所有列都存在于我的数据库表中。不要明白为什么它不打印这些值。