Javascript JS中的减法日期
这是我的表格:Javascript JS中的减法日期,javascript,jquery,Javascript,Jquery,这是我的表格: <form action="" method="POST"> <input type='hidden' name='csrfmiddlewaretoken' value='6FPkks049G8IWRkLW6mptEKGRwVevsVo' /> <label for="id_date">Date:</label></th><td><input class="vDateField" id="id_
<form action="" method="POST"> <input type='hidden' name='csrfmiddlewaretoken' value='6FPkks049G8IWRkLW6mptEKGRwVevsVo' />
<label for="id_date">Date:</label></th><td><input class="vDateField" id="id_date" name="date" size="10" type="text" />
<label for="id_rday">How many days before?</label></th><td>
<select id="id_rday" name="rday">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7" selected="selected">7</option>
</select>
<label for="id_remind_at">Reminder date:</label></th><td><input id="id_remind_at" name="remind_at" type="text" />
<input type="submit" value="Add"/>
</form>
您可以从
Date
对象中获取月份的日期,然后减去:
var today = new Date();
var startDate = new Date();
startDate.setDate(today.getDate() - 5); // 5 days ago
您可以从
日期
对象中获取当月的日期,然后减去:
var today = new Date();
var startDate = new Date();
startDate.setDate(today.getDate() - 5); // 5 days ago