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Adding text in SQL query using for loop

开发者 https://www.devze.com 2023-03-28 01:36 出处:网络
By reading the topic I suppose it sounds rather strange. It is, kind of. W开发者_运维技巧hat I want is to add text in a SQL query by using a for loop. My current code looks like this for the moment:

By reading the topic I suppose it sounds rather strange. It is, kind of. W开发者_运维技巧hat I want is to add text in a SQL query by using a for loop. My current code looks like this for the moment:

$sql = mysql_query("UPDATE hon_setups SET hidTop = '"
    for ($i = 0; $i < count($selectedSetupTop); $i++) {
        echo 'OR imageId = 1 ';
    }
"'") or die(mysql_error());

As you may see I want to add (in this example) the text "OR imageId = 1 " until $i is the same value as $selectedSetupTop. The $selectedSetupTop variable is sent from a previous page. The example above is a script page. Tell me if you need better explanation. Thanks in advance!


Ok. So your 'echo' is a fixed string. you'd end building a query that looks like

UPDATE hoN_setups SET hidTop = ' OR imageID = 1 OR imageID = 1 OR imageID = 1'

I'm assuming you want to use some IDs stored in the $selectedSetupTop array, which'd you'd do like this:

$values = implode(',', $selectedSetupTop);
$sql = "UPDATE hon_setups SET hidTop = somevalue WHERE imageID IN ($values);";
mysql_query($sql) or die(mysql_error());
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