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[英]How can I echo out all MySQL table titles in a database, by a while-loop in php
[英]echo out image in mysql while loop not working?
我已經設置了消息類型系統,並且我正在使用mysql while循環從表中回顯內容,並且還試圖回顯用戶個人資料圖像,以便它出現在每個被回顯的結果旁邊。 由於這是一種雙向消息系統,因此它們是“ to_user_id” /收件人和“ from_user_id” /發送者的照片。 這被編碼為$ photo和$ photo2
一切正常,對於while循環回顯的每個結果,圖像將按原樣輸出,但是由於某種原因,第一個結果不是回顯圖像,僅是div容器
有人知道為什么是這樣嗎。 這是我的代碼,謝謝。
<div class="message_field">
<div class="inner_frame">
<?
$query_for_result=mysql_query("SELECT *
FROM ptb_messages
WHERE msg_id like '%".$query."%'");
$inbox_set = get_inbox();
while($data_fetch=mysql_fetch_array($query_for_result))
if (isset($_SESSION['user_id'])) {
if ($data_fetch['from_user_id'] == $_SESSION['user_id']){
{
$photo = "data/photos/{$data_fetch['from_user_id']}/_default.jpg";
if (!file_exists($photo)) {
$photo = "data/photos/0/_default.jpg";
}
$photo2 = "data/photos/{$data_fetch['to_user_id']}/_default.jpg";
if (!file_exists($photo2)) {
$photo2 = "data/photos/0/_default.jpg";
}
?>
<div class="message_bubble2">
<div class="msg_bubble_img"><a href=\"profile.php?id={$inbox['id']}\"><img src="<?php echo $photo ?>" width="40" heigh="40" border="0"></a></div><?php echo "".$data_fetch['content']."";?><div class="message_bubble_tail2"></div><div class="message_bubble_tail2_shadow"></div><div class="message_bubble_tail2_shadow_bottom"></div><div class="message_bubble_tail2_outline"></div>
<div class="message_bubble_footer2">
<?php
$inbox_set = get_inbox();
while ($inbox = mysql_fetch_array($inbox_set)) { ?>
<?php echo "".$review_from.""; ?> <?
$datetime1 = new DateTime();
$datetime2 = new DateTime ($reviews['date_added']);
$interval = $datetime1->diff($datetime2);
$mdhms = explode('-',$interval->format('%m-%d-%H-%i-%s'));
$labels = Array(' months', ' days', ' hours', ' minutes', ' seconds');
$i = 0;
foreach($mdhms as $t){
if($t > 0) break;
$i+=1;
}
echo "sent by you ".$t.$labels[$i]." ago"; } ?>
</div></div>
<?
}
}else{
if (isset($_SESSION['user_id'])) {
if ($data_fetch['from_user_id'] !== $_SESSION['user_id']){
{
?>
<div class="message_bubble"><div class="msg_bubble_img2"><a href=\"profile.php?id={$inbox['id']}\"><img src="<?php echo $photo2 ?>" width="40" heigh="40" border="0"></a></div><?php echo "".$data_fetch['content']."";?><div class="message_bubble_tail"></div><div class="message_bubble_tail_shadow"></div><div class="message_bubble_tail_shadow_bottom"></div><div class="message_bubble_tail_outline"></div>
<div class="message_bubble_footer">
<?php
$inbox_set = get_inbox();
while ($inbox = mysql_fetch_array($inbox_set)) { ?>
<?php echo "".$review_from.""; ?> <?
$datetime1 = new DateTime();
$datetime2 = new DateTime ($reviews['date_added']);
$interval = $datetime1->diff($datetime2);
$mdhms = explode('-',$interval->format('%m-%d-%H-%i-%s'));
$labels = Array(' months', ' days', ' hours', ' minutes', ' seconds');
$i = 0;
foreach($mdhms as $t){
if($t > 0) break;
$i+=1;
}
echo "sent from ".$inbox['from_user_id']." ".$t.$labels[$i]." ago"; } ?>
</div></div>
<? } } } } } ?>
嘗試強制執行SELECT語句的順序:-
<?
if (isset($_SESSION['user_id']))
{
$query_for_result=mysql_query("SELECT *, IF(from_user_id= '".mysql_real_escape_string($_SESSION['user_id'])."', 0, 1) AS ForceOrder
FROM ptb_messages
WHERE msg_id like '%".$query."%'
ORDER BY ForceOrder, ");
$inbox_set = get_inbox();
while($data_fetch=mysql_fetch_array($query_for_result))
{
if ($data_fetch['from_user_id'] == $_SESSION['user_id'])
{
{
$photo = "data/photos/{$data_fetch['from_user_id']}/_default.jpg";
if (!file_exists($photo))
{
$photo = "data/photos/0/_default.jpg";
}
$photo2 = "data/photos/{$data_fetch['to_user_id']}/_default.jpg";
if (!file_exists($photo2))
{
$photo2 = "data/photos/0/_default.jpg";
}
?>
<div class="message_bubble2">
<div class="msg_bubble_img"><a href=\"profile.php?id={$inbox['id']}\"><img src="<?php echo $photo ?>" width="40" heigh="40" border="0"></a></div><?php echo "".$data_fetch['content']."";?><div class="message_bubble_tail2"></div><div class="message_bubble_tail2_shadow"></div><div class="message_bubble_tail2_shadow_bottom"></div><div class="message_bubble_tail2_outline"></div>
<div class="message_bubble_footer2">
<?php
$inbox_set = get_inbox();
while ($inbox = mysql_fetch_array($inbox_set))
{ ?>
<?php echo "".$review_from.""; ?> <?
$datetime1 = new DateTime();
$datetime2 = new DateTime ($reviews['date_added']);
$interval = $datetime1->diff($datetime2);
$mdhms = explode('-',$interval->format('%m-%d-%H-%i-%s'));
$labels = Array(' months', ' days', ' hours', ' minutes', ' seconds');
$i = 0;
foreach($mdhms as $t)
{
if($t > 0) break;
$i+=1;
}
echo "sent by you ".$t.$labels[$i]." ago";
} ?>
</div></div>
<?
}
}
else
{
if (isset($_SESSION['user_id']))
{
if ($data_fetch['from_user_id'] !== $_SESSION['user_id'])
{
{
?>
<div class="message_bubble"><div class="msg_bubble_img2"><a href=\"profile.php?id={$inbox['id']}\"><img src="<?php echo $photo2 ?>" width="40" heigh="40" border="0"></a></div><?php echo "".$data_fetch['content']."";?><div class="message_bubble_tail"></div><div class="message_bubble_tail_shadow"></div><div class="message_bubble_tail_shadow_bottom"></div><div class="message_bubble_tail_outline"></div>
<div class="message_bubble_footer">
<?php
$inbox_set = get_inbox();
while ($inbox = mysql_fetch_array($inbox_set))
{ ?>
<?php echo "".$review_from.""; ?> <?
$datetime1 = new DateTime();
$datetime2 = new DateTime ($reviews['date_added']);
$interval = $datetime1->diff($datetime2);
$mdhms = explode('-',$interval->format('%m-%d-%H-%i-%s'));
$labels = Array(' months', ' days', ' hours', ' minutes', ' seconds');
$i = 0;
foreach($mdhms as $t)
{
if($t > 0) break;
$i+=1;
}
echo "sent from ".$inbox['from_user_id']." ".$t.$labels[$i]." ago";
} ?>
</div></div>
<?
}
}
}
}
}
}
?>
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