我有一个模式窗口, 它包含一个文本框和一个搜索按钮。 现在我要的是当用户在一个单词中输入然后单击“ 搜索” 按钮时, 我要它运行查询并显示结果, 并显示结果是否为结果 。
问题在于我不知道如何在“ 搜索” 按钮被粘贴后, 如何让该按钮输出该“ 搜索” 细节 。 目前, 如果用户在输入一个字后点击“ 搜索” 按钮, 则不会发生任何事情 。
所以我只需要一个与“ 搜索” 按钮相关的正常函数, 这样它就可以在点击搜索按钮后输出细节 。 如何做到这一点?
这里是""的链接 http://heliss.hud.ac.uk/u08677587/Mobile_app/QandATable2.php" rel = “nofollow” > application , 这样您就可以看到正在发生的事情 。
以下是完整的代码:
<div class="previouslink">
<button type="button" id="close" onclick="return closewindow();">Close</button>
<h1>PREVIOUS QUESTIONS</h1>
<?php
foreach (array( questioncontent ) as $varname) {
$questioncontent = (isset($_POST[$varname])) ? $_POST[$varname] : ;
}
?>
<form action="<?php echo htmlentities($_SERVER[ PHP_SELF ]); ?>" method="post">
<p>Search: <input type="text" name="questioncontent" value="<?php echo $questioncontent; ?>" /></p>
<p><input id="searchquestion" name="searchQuestion" type="submit" value="Search" /></p>
</form>
<?php
if (isset($_POST[ searchQuestion ])) {
$questionquery = "SELECT QuestionContent FROM Question
WHERE(QuestionContent = ".mysql_real_escape_string($questioncontent)." )";
$questionnum = mysql_num_rows($questionresult = mysql_query($questionquery));
?>
<p>
Your Search: <?php echo " $questioncontent "; ?>
</p>
<?php
if($questionnum ==0){
echo "<p>Number of Questions Shown from the Search: <strong>$questionnum</strong></p>";
echo "<p>Sorry, No Questions were found from this Search</p>";}
else{
echo"<p>Number of Questions Shown from the Search: <strong>$num</strong></p>";
$output = "";
$output .= "
<table border= 1 >
<tr>
<th>Question</th>
</tr>
";
while ($questionrow = mysql_fetch_array($questionresult)) {
$output .= "
<tr>
<td>{$questionrow[ QuestionContent ]}</td>
</tr>";
}
$output .= " </table>";
echo $output;
}
if (empty($questioncontent)){
echo "Please enter in a phrase in the text box in able to search for a question";
}
}
mysql_close();
?>
</div>
最新节目:
<body>
<?php
if (isset($_POST[ searchQuestion ])) {
echo "xxx";
exit;
}
?>
<form id="QandA" action="imageupload.php" method="post">
<h1>CREATING QUESTIONS AND ANSWERS</h1>
<table id="plus" align="center">
<tr>
<th>
<a onclick="return plusbutton();">
<img src="Images/plussign.jpg" width="30" height="30" alt="Look Up Previous Question" class="plusimage"/>
</a>
<span id="plussignmsg">(Click Plus Sign to look <br/> up Previous Questions)</span>
</th>
</tr>
</table>
<div class="previouslink">
<button type="button" id="close" onclick="return closewindow();">Close</button>
<h1>PREVIOUS QUESTIONS</h1>
<form action="<?php echo htmlentities($_SERVER[ PHP_SELF ]); ?>" method="post">
<p>Search: <input type="text" name="questioncontent" /></p>
<p><input id="searchquestion" name="searchQuestion" type="submit" value="Search" /></p>
</form>
</div>
</form>
</body>