从 test.php,我有一个 radio 输入。 不同的值有不同的查询。 当用户选择单选按钮时,我需要运行查询。 因此选择具有所选期间(月份、上个月)的数据。 我被困住了!如何从所有正在运行的查询中调出数据? :(
<tr>
<td><label for="period"><b>Transaction Period:</b> </label></td>
<td><input type="radio" name="period" value="current">Current Month<br>
<input type="radio" name="period" value="current_first">Last 1 Month and Current Month<br>
<input type="radio" name="period" value="current_second">Last 2 Months and Current Month</td>
</tr>
$period = $_POST['period'];
if ($period == 'current'){
$query1 = "SELECT * FROM transaction WHERE account_id ='$acc_id' AND user_id= '$user_id' AND MONTH(CURDATE())= MONTH(datetime)";
$result1 = mysqli_query($link, $query1) or die(mysqli_error($link));
elseif ($period = 'current_first'){
$query2 = "SELECT * FROM transaction WHERE account_id ='$acc_id' AND user_id= '$user_id' AND datetime BETWEEN CURRENT_DATE - INTERVAL 1 MONTH AND CURRENT_DATE";
$result2 = mysqli_query($link, $query2) or die(mysqli_error($link));
}
else if ($period ='current_second'){
$query3 = "SELECT * FROM transaction WHERE account_id ='$acc_id' AND user_id= '$user_id' AND datetime BETWEEN CURRENT_DATE - INTERVAL 2 MONTH AND CURRENT_DATE";
$result3 = mysqli_query($link, $query3) or die(mysqli_error($link));
}
else {
}
while ($row1 = mysqli_fetch_array($result1/$result2/$result3)) {
$date = $row1['datetime'];
$trans_code = $row1['transaction_code'];
$reference = $row1['reference'];
$debit = $row1['debit'];
$credit = $row1['credit'];
echo $date;
echo $trans_code;
echo $reference;
echo $debit;
echo $credit;
最佳答案
第一个 if
语句后缺少一个结束花括号}
。
而且,为什么不按如下方式更改 if ... else ...
和 while ..
语句并尝试。
if ($period == 'current') {
$query = "SELECT * FROM transaction WHERE account_id ='$acc_id' AND user_id= '$user_id' AND MONTH(CURDATE())= MONTH(datetime)";
} elseif ($period = 'current_first') {
$query = "SELECT * FROM transaction WHERE account_id ='$acc_id' AND user_id= '$user_id' AND datetime BETWEEN CURRENT_DATE - INTERVAL 1 MONTH AND CURRENT_DATE";
} else if ($period ='current_second') {
$query = "SELECT * FROM transaction WHERE account_id ='$acc_id' AND user_id= '$user_id' AND datetime BETWEEN CURRENT_DATE - INTERVAL 2 MONTH AND CURRENT_DATE";
} else {
// what should i do?
}
$result = mysqli_query( $link, $query ) or die( mysqli_error( $link ) );
while ( $row = mysqli_fetch_array( $result ) ) {
// do something
$date = $row[ 'datetime' ];
...
echo $date;
...
} // while
关于php - 在 if else 语句中从不同查询中选择一个数据,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/21209128/