msql_query()

(PHP 4, PHP 5, PHP 7)

Send mSQL query

说明

msql_query(string $query[,resource $link_identifier]): resource

msql_query() sends a query to the currently active database on the server that's associated with the specified link identifier.

参数

$query: The SQL query.
$link_identifier: mSQL 连接。如果不指定，则使用由msql_connect()最近打开的连接。如果没有找到该连接，函数会尝试通过调用msql_connect()建立连接并使用它。

返回值

Returns a positive mSQL query identifier on success, or FALSE on error.

范例

Example #1 msql_query() example

<?php 
$link = msql_connect("dbserver")
   or die("unable to connect to msql server: " . msql_error());
msql_select_db("db", $link)
   or die("unable to select database 'db': " . msql_error());
$result = msql_query("SELECT * FROM table WHERE id=1", $link);
if (!$result) {
   die("query failed: " . msql_error());
}
while ($row = msql_fetch_array($result)) {
    echo $row["id"];
}
?>

参见

msql_db_query()Send mSQL query
msql_select_db()Select mSQL database
msql_connect()Open mSQL connection