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第一次實時嘗試在Rails應用程序中使用JavaScript,但警報外沒有任何東西似乎對我有用。JavaScript時鐘函數未在Rails應用程序上運行
我想要做的就是讓這個simple clock在我的Rails應用上運行,幾乎複製了我認爲它應該去的代碼,但沒有任何工作,所有我的搜索或者太具體或不' t似乎工作。
我希望時鐘在站點範圍內可用,但我也嘗試將它組織到特定的控制器和他們的視圖上,運氣相同。
的application.js
// This is a manifest file that'll be compiled into application.js, which will include all the files
// listed below.
//
// Any JavaScript/Coffee file within this directory, lib/assets/javascripts, vendor/assets/javascripts,
// or any plugin's vendor/assets/javascripts directory can be referenced here using a relative path.
//
// It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
// compiled file.
//
// Read Sprockets README (https://github.com/rails/sprockets#sprockets-directives) for details
// about supported directives.
//
//= require jquery
//= require jquery_ujs
//= require turbolinks
//= require bootstrap-sprockets
//= require_tree ./sitewide
應用/資產/ Javascript角/站點範圍/ pages.js
function startTime() {
var today=new Date();
var h=today.getHours();
var m=today.getMinutes();
var s=today.getSeconds();
m = checkTime(m);
s = checkTime(s);
document.getElementById('txt').innerHTML = h+":"+m+":"+s;
var t = setTimeout(function(){startTime()},500);
}
function checkTime(i) {
if (i<10) {i = "0" + i}; // add zero in front of numbers < 10
return i;
}
application.html.erb
<!DOCTYPE html>
<html>
<head>
<title>Clawk</title>
<%= stylesheet_link_tag 'application', media: 'all', 'data-turbolinks-track' => true %>
<%= javascript_include_tag 'application', 'data-turbolinks-track' => true %>
<%= csrf_meta_tags %>
</head>
<body>
<%= render 'shared/navbar' %>
<div class="container-fluid">
<%= render 'shared/sidebar' %>
<div class="col-sm-9 col-sm-offset-3 col-md-10 col-md-offset-2 main">
<div id="txt"></div>
<%= yield %>
</div>
</div>
</body>
</html>
如果您在JavaScript控制檯中運行'startTime();',時鐘是否顯示? –
爲什麼是的,是的。第二,我越來越像新手了。 – user2965831