PHP - Manual: msql_query
2024-11-13
(PHP 4, PHP 5, PHP 7)
msql_query — Send mSQL query
$query
[, resource $link_identifier
] ) : resourcemsql_query() sends a query to the currently active database on the server that's associated with the specified link identifier.
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。
Returns a positive mSQL query identifier on success, or FALSE
on
error.
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"];
}
?>