How to calculate the date three months prior using JavaScript ?
Given a Date and the task is to get the date three months prior using javascript.
Approach:
- First, select the date object.
- Then use the getMonth() method to get the months.
- Then subtract three months from the getMonth() method and set it using setMonth() method.
Example 1: This example uses getMonth() and setMonth() methods to get and set the month date.
html
<body> <h1 style="color:green;"> GeeksForGeeks </h1> <p id="GFG_UP"> </p> <button onClick="GFG_Fun()"> click here </button> <p id="GFG_DOWN"> </p> <script> var up = document.getElementById('GFG_UP'); var down = document.getElementById('GFG_DOWN'); var d = new Date(); up.innerHTML = "Today's Date= "+ d.toLocaleDateString(); function GFG_Fun() { d.setMonth(d.getMonth() - 3); down.innerHTML = "3 months ago, Date was " + d.toLocaleDateString(); } </script></body> |
Output:
Calculate the date three months prior
Example 2: This example uses getMonth() and setMonth() methods to get and set the month date as provided.
html
<body> <h1 style="color:green;"> GeeksForGeeks </h1> <p id="GFG_UP"> </p> <button onClick="GFG_Fun()"> click here </button> <p id="GFG_DOWN"> </p> <script> var up = document.getElementById('GFG_UP'); var down = document.getElementById('GFG_DOWN'); var d = new Date("2010/12/02"); up.innerHTML = "Date= "+ d.toLocaleDateString(); function GFG_Fun() { d.setMonth(d.getMonth() - 3); down.innerHTML = "3 Months ago, Date was " + d.toLocaleDateString(); } </script></body> |
Output:
Calculate the date three months prior
Please Login to comment...