<script type="text/javascript">
$(document).ready(function () {
$("#submit").on("click", function () {
$(this).attr('disabled', true);
var taskid = num;
var loadnew = 1;
var guessnum = $("input[name=guessnum]:checked").val();
if (guessnum != 1 && guessnum != 2) {
alert("You could not submit an empty answer");
loadnew = 0;
location.href = "/minions/peerprediction1.php";
}
else if (loadnew == 1) {
finishedTask += 1;
}
var starttime = $("#timestart").val();
var timecost = starttime;
$.ajax({
type: "post",
url: "GameMysql.php",
data: "taskid=" + taskid + "&guessnum=" + guessnum + "&effort=" + effort + "&finishedTask=" + finishedTask + "&time=" + timecost,
success: function (data) {
}
});
});
});
</script>
<form>
<a class="button" id="submit"><span>✓</span>Submit report</a>
</form>
我想确保具有相同答案的表单不提交两次,并禁用该按钮,但它不能真正起作用。因为我点击了两次,完成的任务编号增加了2 我已经在这里看到了答案Prevent double submission of forms in jQuery 并试过,但仍然无法使其工作
答案 0 :(得分:1)
使用按钮元素,它将提供您所需的功能。它的风格可以看起来像锚。尝试让它在所有浏览器中按预期运行的问题较少。
$("#submit").on("click",function(){
$(this).attr('disabled', true);
console.log('disabled');
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<button class="button" id="submit"> <span>✓</span> Submit report</button>
答案 1 :(得分:0)
您应该使用按钮而不是锚点,锚点不支持禁用的属性
<button id="submit">Submit Report</button>