>我有三个字段
<textarea rows="2" name="answerswer[]" ></textarea>
<select name="fraction[]">...
<textarea rows="2" name="feedback[]"></textarea>
用户应多次填写此字段,至少四次然后我使用 PHP 遍历此字段以将其插入数据库
$answer = isset($_POST['answer']) ? $_POST['answer'] : "" ;
$fraction = isset($_POST['fraction']) ? $_POST['fraction'] : "" ;
$feedback = isset($_POST['feedback']) ? $_POST['feedback'] : "" ;
foreach($answer as $key=>$value){
$answer = $value;
$fraction = $fraction[$key];
$feedback = $feedback[$key];
$query = "insert into `question_answer` ( answer, fraction, feedback) values ('$answer', '$fraction','$feedback')";
$questions->insertData($query,$con);
}
这插入记录数,第一条记录包含我想要的所有值,但其他记录仅包含与我循环的数组相关的字段的值,其他字段为空。任何帮助??
你在第一个循环中覆盖了你的变量...拿着这个:
$answer = isset($_POST['answer']) ? $_POST['answer'] : "" ;
$fraction = isset($_POST['fraction']) ? $_POST['fraction'] : "" ;
$feedback = isset($_POST['feedback']) ? $_POST['feedback'] : "" ;
foreach($answer as $key=>$value){
$query = "insert into `question_answer` ( answer, fraction, feedback) values ('$value', '$fraction[$key]','$feedback[$key]')";
$questions->insertData($query,$con);
}