How to share values ​​between PHP HTML JavaScript MySQL codes_PHP Tutorial

1.PHP

a.PHP -> HTML & JavaScript

It’s super simple, I have to write it too = =~

in the html code

/>
In the JavaScript code

copy the code and the code is as follows:

　b.PHP <-> MySQL

In the php code

copy the code The code is as follows:

$dbcnx = @mysql_connect ( "localhost ", "root", "1234" );
if (! $dbcnx) {
echo ("Unable to connect to the " . "database server at this time.");
exit () ;
}

if (! @mysql_select_db ( "pms" )) {
echo ("Unable to locate the joke " . "database at this time.");
exit ( );
}
mysql_query ( "SET NAMES 'GB2312'" );


$q=mysql_query("select * from ability where ALV = 1");
while ($row=mysql_fetch_array($q)){
$array1[] = $row[AName];
}
?>

2.HTML

　a. HTML -> PHP (POST method)

　html code

Copy code code As follows:

Copy the code

in the do.php file code as follows:

echo $_POST['count'];
?>

b. HTML -> JavaScript


JavaScript code (available, Can be changed)

Copy code The code is as follows:

3.JavaScript

　a. JavaScript -> HTML (common method, not verified)

　JavaScript code

Copy the code The code is as follows:

html code

Copy code The code is as follows:

b. JavaScript -> PHP

Transfer via html

1. The JavaScript code is first given to html

Copy code The code is as follows:

　2.html code to php

Copy code The code is as follows:

3.do.php receives

Copy code The code is as follows :

echo $_POST['count'];
?>

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