[英]checkbox effect only one row in table
我正在嘗試,當我單擊復選框時,如果我取消選中“當前” ID的隱藏字段,則該字段變為可見;而當我單擊此復選框時,僅影響表的第一行,而其他行則不可見。不會影響何時選中或取消選中復選框。 以下是html代碼
<table class="table table-bordered">
<tr>
<td><strong> Name</strong></td>
<td><strong>Email</strong></td>
<td><strong>Phone</strong></td>
<td><strong>Cnic</strong></td>
<td><strong>Attendence</strong></td>
<td><strong>Status</strong></td>
</tr>
<?php foreach($user as $USER){?>
<form method="post" action="">
<tr>
<td>
<input type="text" name="name" value="<?=$USER->name;?>" readonly>
<input type="hidden" name="u_id" value="<?=$USER->u_id;?>">
</td>
<td>
<input type="text" name="email" value="<?=$USER->email;?>" readonly>
</td>
<td>
<input type="text" name="phone" value="<?=$USER->phone;?>" readonly>
</td>
<td>
<input type="text" name="cnic" value="<?=$USER->cnic;?>" readonly>
</td>
<td style="text-align: center">
<input type="checkbox"name="checkbox"id="checkbox" onclick="visibility()">
</td>
<td>
<span style="visibility: hidden; color: green;"><input type="text" name="att" value="Present" id="present"></span>
<span style="visibility: hidden; color: red;"><input type="text" name="att" value="Absent" id="absent"></span>
</td>
</tr>
<?php }?>
</form>
</table>
以下是JavaScript代碼
<script type="text/javascript">
function visibility() {
if (document.getElementById("checkbox") . checked == true){
document.getElementById("present").style.visibility ="visible";
document.getElementById("absent").style.visibility = "hidden";
}else{
document.getElementById("absent").style.visibility = "visible";
document.getElementById("present").style.visibility = "hidden";
}
}
</script>
我會這樣做
<span style="visibility: hidden; color: green;"><input type="text" name="att" value="Present" class="present"></span>
<span style="visibility: hidden; color: red;"><input type="text" name="att" value="Absent" class="absent"></span>
<script type="text/javascript">
function visibility() {
if (document.getElementsByClassName("checkbox") . checked == true){
document.getElementsByClassName("present").style.visibility ="visible";
document.getElementsByClassName("absent").style.visibility = "hidden";
}else{
document.getElementsByClassName("absent").style.visibility = "visible";
document.getElementsByClassName("present").style.visibility = "hidden";
}
}
</script>
請嘗試以下方法:
呈現表單時,還將用戶ID作為參數發送給visibility
方法。
onclick="visibility(<?=$USER->u_id;?>)"
通過將用戶ID附加到id屬性來設置不存在和當前字段的ID。
<span style="visibility: hidden; color: green;"><input type="text" name="att" value="Present" id="present<?=$USER->u_id;?>"></span> <span style="visibility: hidden; color: red;"><input type="text" name="att" value="Absent" id="absent<?=$USER->u_id;?>"></span>
同樣設置復選框的ID。
<input type="checkbox"name="checkbox"id="checkbox<?=$USER->u_id;?>" onclick="visibility(<?=$USER->u_id;?>)">
使用作為參數發送給visibility
方法的用戶ID來標識元素的ID。
function visibility(id) { if (document.getElementById("checkbox"+id) . checked == true){ document.getElementById("present"+id).style.visibility ="visible"; document.getElementById("absent"+id).style.visibility = "hidden"; }else{ document.getElementById("absent"+id).style.visibility = "visible"; document.getElementById("present"+id).style.visibility = "hidden"; } }
<script type="text/javascript"> function visibility(id) { if (document.getElementById("checkbox"+id) . checked == true){ document.getElementById("present"+id).style.visibility ="visible"; document.getElementById("absent"+id).style.visibility = "hidden"; }else{ document.getElementById("absent"+id).style.visibility = "visible"; document.getElementById("present"+id).style.visibility = "hidden"; } } </script>
<table class="table table-bordered"> <tr> <td><strong> Name</strong></td> <td><strong>Email</strong></td> <td><strong>Phone</strong></td> <td><strong>Cnic</strong></td> <td><strong>Attendence</strong></td> <td><strong>Status</strong></td> </tr> <?php foreach($user as $USER){?> <form method="post" action=""> <tr> <td> <input type="text" name="name" value="<?=$USER->name;?>" readonly> <input type="hidden" name="u_id" value="<?=$USER->u_id;?>"> </td> <td> <input type="text" name="email" value="<?=$USER->email;?>" readonly> </td> <td> <input type="text" name="phone" value="<?=$USER->phone;?>" readonly> </td> <td> <input type="text" name="cnic" value="<?=$USER->cnic;?>" readonly> </td> <td style="text-align: center"> <input type="checkbox"name="checkbox"id="checkbox<?=$USER->u_id;?>" onclick="visibility(<?=$USER->u_id;?>)"> </td> <td> <span style="visibility: hidden; color: green;"><input type="text" name="att" value="Present" id="present<?=$USER->u_id;?>"></span> <span style="visibility: hidden; color: red;"><input type="text" name="att" value="Absent" id="absent<?=$USER->u_id;?>"></span> </td> </tr> <?php }?> </form> </table>
id必須是唯一的。
在您的函數中僅添加參數,例如onclick =“ visibility(1)”-對於第一行並傳遞2插入的1,依此類推,也請對您的id id =“ present_1”和id =“ absent_1”執行此操作,依此類推, js功能如下
function visibility(no) {
if (document.getElementById("checkbox") . checked == true){
document.getElementById("present_"+no).style.visibility ="visible";
document.getElementById("absent_"+no).style.visibility = "hidden";
}else{
document.getElementById("absent_"+no).style.visibility = "visible";
document.getElementById("present_"+no).style.visibility = "hidden";
}
}
希望它的工作
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