質問編集履歴
2
コードの詳細追記
test
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File without changes
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test
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@@ -16,13 +16,25 @@
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post_id meta_key meta_value
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19
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+
1 イベント名 役員会議
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+
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21
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1 名前 山田太郎
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+
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1 件名1 参加
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1 件名2 不参加
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2 イベント名 役員会議
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2 名前 田中花子
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2 件名1 参加
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2 件名2 参加
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3 イベント名 合同イベント
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3 名前 鈴木一郎
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3 件名1 不参加
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40
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@@ -40,37 +52,55 @@
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```php
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-
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$title = '役員会議';
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-
$
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$event_name = "イベント名";
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$l
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59
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$sql = "SELECT *
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61
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FROM at_postmeta
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WHERE meta_key = '$event_name'
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65
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AND meta_value = '$title'";
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66
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$s
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$result1 = mysql_query($sql);
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68
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-
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while ($row = mysql_fetch_assoc($result1)) {
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-
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$post_id = $row['post_id'];
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-
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$label1 = "件名1";
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AND meta_key = '$label1'
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-
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";
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-
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$
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$sanka = "参加";
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$sql = "SELECT COUNT(meta_value = '$sanka' OR null) AS cnt
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FROM at_postmeta
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WHERE post_id = '$post_id'
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AND meta_key = '$label1'
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";
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$result = mysql_query($sql);
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while ($row = mysql_fetch_assoc($result)){
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-
$sum += $row['cnt'];
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$sum += $row['cnt'];
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}
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echo $sum;
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}
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-
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echo $sum;
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```
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1
誤字修正
test
CHANGED
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File without changes
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test
CHANGED
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@@ -39,6 +39,8 @@
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39
39
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40
40
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41
41
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```php
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42
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+
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43
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+
while ($row = mysql_fetch_assoc($result1)) {
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$post_id = $row['post_id'];
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