我正在尝试将功能绑定到click事件。一切工作正常,但该功能的某些行未执行,而其他行则完全按照我的要求运行。
$("#search").click(function(event){
event.preventDefault();
$("#search").prop("disabled", true); //not working
$('#search-help').show(); //not working
$('#search-help').text("Please wait while we are processing your request");//not working
update_access_from_refresh(); //working fine
...
do_search_ajax();
// this function works just fine.
...
$("#asin").removeClass("is-invalid"); //working
$("#keywords").removeClass("is-invalid"); //working
$("#search").prop("disabled", false); //I don't know its working
$('#search-help').hide(); // I don't know its working
});
在这里,我评论了行不通的代码。
这行代码行不通,如果我从chrome控制台运行此行,则一切正常。但是从功能来看,它不起作用。
这是相关的HTML代码。我认为HTML并不是问题。原因是从控制台运行代码时,它工作正常。但是不能从功能上工作。
<form class="search-form">
<div class="form-row">
<div class="form-group col-md-3">
<button type="submit" id="search" class="btn btn-block btn-secondary mb-2">Search</button>
</div>
...
<div class="mr-auto ml-auto">
<span class="text-info" id="search-help" style="display: none;"></span>
</div>
...
</form>
一些代码是从html中摘录的。
我查看了页面源代码,该代码也是最新的。
提前致谢
调用ajax后应该执行操作
function do_search_ajax () {
return fetch('https://jsonplaceholder.typicode.com/todos/1')
.then(response => response.json())
}
$("#search").click(function(event) {
event.preventDefault();
$("#search").attr("disabled", true); // working
$('#search-help').show(); //not working
$('#search-help').text("Please wait while we are processing your request"); //not working
do_search_ajax().then(json => {
console.log(json)
$("#asin").removeClass("is-invalid"); //working
$("#keywords").removeClass("is-invalid"); //working
$("#search").prop("disabled", false); //I don't know its working
$('#search-help').hide(); // I don't know its working
})
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<form class="search-form">
<div class="form-row">
<div class="form-group col-md-3">
<button id="search" class="btn btn-block btn-secondary mb-2">Search</button>
</div>
...
<div class="mr-auto ml-auto">
<span class="text-info" id="search-help" style="display: none;"></span>
</div>
...
</form>
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