DAYS360 function
PRO
BASIC
The DAYS360
function in Jspreadsheet Formulas Pro allows you to find out the number of days between two specified dates, using a 360-day year model. This is particularly useful for financial and accounting calculations where a 360-day year (twelve 30-day months) is standard. You simply input the two dates you want to calculate the difference between, and the function will return the number of days based on a 360-day year.
Documentation
Calculates the number of days between two dates using a 360-day year.
Category
Date and time
Syntax
DAYS360(start_date, end_date, [method])
Parameter | Description |
---|---|
start_date |
The start date of the time period. |
end_date |
The end date of the time period. |
[method] |
Optional. A flag that specifies the method to use for calculating the number of days. If omitted or 0, the US method is used. If 1, the European method is used. |
Behavior
The DAYS360
function in Jspreadsheet calculates the number of days between two dates based on a 360-day year (twelve 30-day months), which is used in some accounting calculations. Here's how it handles different scenarios:
- Empty cells: If either of the date cells is empty, the function will return a
#VALUE!
error. - Text: If either of the date cells contains text that cannot be interpreted as a date, the function will return a
#VALUE!
error. - Booleans: If either of the date cells contains a boolean value (
TRUE
orFALSE
), the function will return a#VALUE!
error. - Errors: If either of the date cells contains an error (like
#N/A
,#VALUE!
,#REF!
,#DIV/0!
,#NUM!
,#NAME?
, or#NULL!
), the function will propagate that error. - Date Inputs: The function expects ISO format (
YYYY-MM-DD
) strings or valid JavaScript Date objects. Any deviation may result in parsing errors.
Common Errors
Error | Description |
---|---|
#VALUE! |
This error is returned if either of the input cells is empty, contains text that cannot be interpreted as a date, or contains a boolean value. |
#NUM! |
This error is returned if the start date is later than the end date. |
#REF! |
This error is returned if the cell reference is not valid. For example, if a cell reference is deleted. |
Error propagated | If either of the date cells contains an error, the DAYS360 function will return that error. |
Best practices
- Always ensure that the start date is earlier than the end date to avoid a
#NUM!
error.- Ensure that date values are entered in a format that your spreadsheet software can recognize (typically YYYY-MM-DD).
- Be careful when referencing cells. If a cell reference is deleted or moved, it could lead to a
#REF!
error.- Use error handling functions like
IFERROR
orISERROR
to handle potential errors and keep your spreadsheet clean and professional-looking.
Usage
A few examples using the DAYS360 function.
DAYS360("2023-01-01", "2023-12-31") ➝ 360
DAYS360("2023-01-31", "2023-02-28", 0) ➝ 28 // US Method
DAYS360("2023-03-31", "2023-04-30", 1) ➝ 30 // European Method
DAYS360("2024-02-29", "2024-03-30") ➝ 30 // Leap year scenario
Interactive Spreadsheet Demo
<html>
<script src="https://jspreadsheet.com/v11/jspreadsheet.js"></script>
<script src="https://jsuites.net/v5/jsuites.js"></script>
<link rel="stylesheet" href="https://jsuites.net/v5/jsuites.css" type="text/css" />
<link rel="stylesheet" href="https://jspreadsheet.com/v11/jspreadsheet.css" type="text/css" />
<link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Material+Icons" />
<script src="https://cdn.jsdelivr.net/npm/@jspreadsheet/formula-pro/dist/index.min.js"></script>
<div id="spreadsheet"></div>
<script>
// Set your JSS license key (The following key only works for one day)
jspreadsheet.setLicense('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');
// Set the extensions
jspreadsheet.setExtensions({ formula });
// Create a new spreadsheet
jspreadsheet(document.getElementById('spreadsheet'), {
worksheets: [{
data: [
[
"Start Date",
"End Date",
"Days (360-day year)"
],
[
"2024-01-15",
"2024-04-15",
"=DAYS360(A2,B2)"
],
[
"2024-03-01",
"2024-12-31",
"=DAYS360(A3,B3)"
],
[
"2024-06-10",
"2024-09-25",
"=DAYS360(A4,B4)"
]
]
}]
});
</script>
</html>
import React, { useRef } from "react";
import { Spreadsheet, Worksheet, jspreadsheet } from "@jspreadsheet/react";
import formula from "@jspreadsheet/formula-pro";
import "jsuites/dist/jsuites.css";
import "jspreadsheet/dist/jspreadsheet.css";
// Set license
jspreadsheet.setLicense('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');
// Set the extensions
jspreadsheet.setExtensions({ formula });
export default function App() {
// Spreadsheet array of worksheets
const spreadsheet = useRef();
// Worksheet data
const data = [
[
"Start Date",
"End Date",
"Days (360-day year)"
],
[
"2024-01-15",
"2024-04-15",
"=DAYS360(A2,B2)"
],
[
"2024-03-01",
"2024-12-31",
"=DAYS360(A3,B3)"
],
[
"2024-06-10",
"2024-09-25",
"=DAYS360(A4,B4)"
]
];
// Render component
return (
<Spreadsheet ref={spreadsheet}>
<Worksheet data={data} />
</Spreadsheet>
);
}
<template>
<Spreadsheet ref="spreadsheet">
<Worksheet :data="data" />
</Spreadsheet>
</template>
<script>
import { Spreadsheet, Worksheet, jspreadsheet } from "@jspreadsheet/vue";
import "jsuites/dist/jsuites.css";
import "jspreadsheet/dist/jspreadsheet.css";
import formula from "@jspreadsheet/formula-pro";
// Set license
jspreadsheet.setLicense('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');
// Set the extensions
jspreadsheet.setExtensions({ formula });
export default {
components: {
Spreadsheet,
Worksheet,
},
data() {
// Worksheet data
const data = [
[
"Start Date",
"End Date",
"Days (360-day year)"
],
[
"2024-01-15",
"2024-04-15",
"=DAYS360(A2,B2)"
],
[
"2024-03-01",
"2024-12-31",
"=DAYS360(A3,B3)"
],
[
"2024-06-10",
"2024-09-25",
"=DAYS360(A4,B4)"
]
]
return {
data
};
}
}
</script>
import { Component, ViewChild, ElementRef } from "@angular/core";
import jspreadsheet from "jspreadsheet";
import * as formula from "@jspreadsheet/formula-pro";
// Set your JSS license key (The following key only works for one day)
jspreadsheet.setLicense('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');
// Set the extensions
jspreadsheet.setExtensions({ formula });
@Component({
standalone: true,
selector: "app-root",
template: `<div #spreadsheet></div>`
})
export class AppComponent {
@ViewChild("spreadsheet") spreadsheet: ElementRef;
// Worksheets
worksheets: jspreadsheet.worksheetInstance[];
// Create a new data grid
ngAfterViewInit() {
// Create spreadsheet
this.worksheets = jspreadsheet(this.spreadsheet.nativeElement, {
worksheets: [{
data: [
[
"Start Date",
"End Date",
"Days (360-day year)"
],
[
"2024-01-15",
"2024-04-15",
"=DAYS360(A2,B2)"
],
[
"2024-03-01",
"2024-12-31",
"=DAYS360(A3,B3)"
],
[
"2024-06-10",
"2024-09-25",
"=DAYS360(A4,B4)"
]
]
}]
});
}
}