[英]Save button to upload to `MySQL` from JavaScript
<table>
<tr>
<th>20.00 - 21.00</th>
<?php if ($senin20 == "-") {$kelas = "kosong";} else {$kelas = "biasa";}
echo "<td class='$kelas'><span>"; echo $senin20; "</span></td>"; ?>
<?php if ($selasa20 == "-") {$kelas = "kosong";} else {$kelas = "biasa";}
echo "<td class='$kelas'><span>"; echo $selasa20; "</span></td>"; ?>
<?php if ($rabu20 == "-") {$kelas = "kosong";} else {$kelas = "biasa";}
echo "<td class='$kelas'><span>"; echo $rabu20; "</span></td>"; ?>
<?php if ($kamis20 == "-") {$kelas = "kosong";} else {$kelas = "biasa";}
echo "<td class='$kelas'><span>"; echo $kamis20; "</span></td>"; ?>
<?php if ($jumat20 == "-") {$kelas = "kosong";} else {$kelas = "biasa";}
echo "<td class='$kelas'><span>"; echo $jumat20; "</span></td>"; ?>
</tr>
</table>
<script>
// insert hidden input to each td element.
document.querySelectorAll("table#timetable td").forEach(function(each) {
let value = each.querySelector("span").innerText;
each.innerHTML += `<input type="text" value="${value}" style="display: none;">`;
// when user double click, hidden span and display input.
each.addEventListener("dblclick", function(event) {
each.querySelector("span").style.display = "none";
each.querySelector("input").style.display = "initial";
each.querySelector("input").focus();
});
// when user leave input (blur), hidden input and display span, and change span's innerText.
each.querySelector("input").addEventListener("blur", function(event){
each.querySelector("input").style.display = "none";
each.querySelector("span").style.display = "initial";
let value = each.querySelector("input").value;
each.querySelector("span").innerText = value;
});
});
</script>
<br>
<button id="save">Save</button>
<br>
I want to make a save button that saves the input of the value
variable in the JavaScript to my database.我想制作一个保存按钮,将 JavaScript 中的value
变量的输入保存到我的数据库中。
How to save the value
from JS to PHP Variable( $senin20
, $selasa20
, $rabu20
, $kamis20
, $jumat20
) and save it to the database?如何将 JS 中的value
保存到 PHP 变量( $senin20
, $selasa20
, $rabu20
, $kamis20
, $jumat20
)并将其保存到数据库中?
youb can get HTML DOM and Send it to db With Ajax youb 可以获得 HTML DOM 并将其发送到 db 与 Ajax
var objdta={
senin: document.getElementsByClassName("senin").value
}
$.ajax({
url:"save.php",
method:"POST",
data:objdta,
dataType:"json"});
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