addDays() : Add Days to Date

Add days to a date. Use negative values to subtract days.

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addDays(date, days)

Parameter	Type	Required	Description
`date`	DateTime	Yes	The date to modify
`days`	Number	Yes	Number of days to add (can be negative)

Type: DateTime

A new DateTime with the specified days added.

{{format(addDays(model.orderDate, 7), 'yyyy-MM-dd')}}
<!-- Adds 7 days to order date -->

Data:

doc.Params["model"] = new {
    orderDate = new DateTime(2024, 3, 15)
};

Output:

2024-03-22

<p>7 days ago: {{format(addDays(model.today, -7), 'yyyy-MM-dd')}}</p>

<p>Est. Delivery: {{format(addDays(model.shippedDate, 3), 'MMMM dd, yyyy')}}</p>

<p>Due: {{format(addDays(model.startDate, model.durationDays), 'MM/dd/yyyy')}}</p>

Data:

doc.Params["model"] = new {
    startDate = new DateTime(2024, 3, 15),
    durationDays = 30
};

Output:

<p>Due: 04/14/2024</p>