我在textarea上执行表单操作并提交按钮
<form method="post" action="/analyze">
<div class="form-group">
<label for="text">Input text:</label>
<textarea class="w-100" name="text" id="text" cols="30" rows="10"></textarea>
</div>
<div class="form-group d-flex justify-content-center">
<input type="submit" class="btn__submit btn btn-dark my-auto" value="Обработать">
</div>
</form>
<div class="row">
<div class="col">
<p th:text="#{nertext}"></p>
</div>
</div>
当我单击提交按钮时,我想在Spring Boot中从服务器获取经过处理的文本,并粘贴到div col中的标签p中。 Java控制器
@RequestMapping(value = "/analyze", method = RequestMethod.POST)
public String analyzeText(@RequestParam String text, Model model) {
System.out.print(classifier.classifyToString(text, "tsv", false));
String asd = classifier.classifyToString(text, "tsv", false);
model.addAttribute("nertext", asd);
return "/analyze";
}
如何在不重新加载页面的情况下提交
答案 0 :(得分:1)
使用Fetch API(https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API/Using_Fetch)和onsubmit
事件监听器(https://developer.mozilla.org/en-US/docs/Web/API/GlobalEventHandlers/onsubmit)通过JavaScript提交表单,而无需重新加载页面:
let form = document.getElementById("the-form");
form.onsubmit = function (e) {
e.preventDefault();
fetch(form.action, {
method: "post",
body: new FormData(form)
}).then(response => {
// do something with the response...
});
}
e.preventDefault()
确保单击提交按钮时不会重新加载页面。假设您的表单具有ID the-form
,如下所示:
<form id="the-form" method="post" action="/analyze"> ... </form>