addMilliseconds() : Add Milliseconds to Date
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Summary
Add milliseconds to a datetime. Use negative values to subtract milliseconds.
Signature
addMilliseconds(date, milliseconds)
Parameters
| Parameter | Type | Required | Description |
|---|---|---|---|
date |
DateTime | Yes | The datetime to modify |
milliseconds |
Number | Yes | Number of milliseconds to add (can be negative) |
Returns
Type: DateTime
A new DateTime with the specified milliseconds added.
Examples
Add Milliseconds
Data:
doc.Params["model"] = new {
time = new DateTime(2024, 3, 15, 14, 30, 0, 0)
};
Output:
<p>Precise time: 2:30:00.500 PM</p>
Performance Timing
Data:
doc.Params["model"] = new {
started = new DateTime(2024, 3, 15, 10, 0, 0, 0),
elapsedMs = 1250
};
Output:
<p>Duration: 1250 ms</p>
<p>Ended: 10:00:01.250</p>
High-Precision Timestamps
Notes
- Input datetime is not modified (returns new datetime)
- Can add positive or negative milliseconds
- Automatically handles second, minute, hour, and day boundaries
- Most precise time addition function
- Use
addSeconds()for second-level precision