Reputation: 107
i want my script to add a closing div tag after every fourth entrie of the db. i tried something like this:
<div class="row">
$ergebnis = $mysqli->query("SELECT name FROM pages Where city = '1';");
while($zeile = $ergebnis->fetch_array()) {
echo "<div class=\"col-sm-4 col-md-3\">
echo "<h3>".$zeile['name']."</h3>";
..
echo "</div>";
$i=0;
i++;
if ($i == 4){
echo "</div>";}
}
?>
would be great if you can help me here. thx
Upvotes: 0
Views: 662
Reputation: 1295
1) Get names of all cities
2) Initiate an indexing variable
3) Ieterate through the loop
4) Open <div class="row">
when $i==0 (Very First time) OR $i%4==0 (When fifth entry is to be printed). (Remember you are using 0 based indexing i.e. initializing $i=0).
5) Close the div tag for <div class="row">
when fourth city name has been printed i.e. $i%3==0 (Remember you are using 0 based indexing i.e. initializing $i=0).
Here's the code:
<?php
$ergebnis = $mysqli->query("SELECT name FROM pages Where city = '1';");
$i=0;
while($zeile = $ergebnis->fetch_array()) {
if ($i == 0 || $i%4==0){ // <div class="row"> opens on first entry and every fifth entry
echo "<div class=\"row\">";
}
echo "<div class=\"col-sm-4 col-md-3\">";
echo "<h3>".$zeile['name']."</h3>";
/*
Rest of your code
*/
echo "</div>";
$i++;
if ($i % 3 == 0){
echo "</div>"; // <div class="row"> closes here on every fourth entry
}
}
?>
Upvotes: 2
Reputation: 27614
Try this code,
<div class="row">
$ergebnis = $mysqli->query("SELECT name FROM pages Where city = '1';");
$i=0;
while($zeile = $ergebnis->fetch_array()) {
echo "<div class=\"col-sm-4 col-md-3\">
echo "<h3>".$zeile['name']."</h3>";
..
echo "</div>";
$i++;
if ($i == 4){
echo "</div>";
$i = 0;
}
}
?>
Upvotes: 2