danfo.date_range

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danfo.date_range

Return a fixed frequency Dates spread between start and end parameters.

danfo.date_range(kwargs) [source]
Parameters
Type
Description
Default
kwargs
Object
{
start:  str or datetime-like. Left bound for generating dates.
end: str or datetime-like. Right bound for generating dates.
period : int. Number of periods to generate.
freq: str or DateOffset, one of ["M","D","s","H","m","Y"]. 
}
{freq: 'D'}
Returns:
       return DataFrame
Examples
Node
Browser
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const dfd = require("danfojs-node")
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​
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let data = new dfd.date_range({"start":'1/1/2018',period:5, freq:'M'})
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console.log(data);
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<!DOCTYPE html>
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<html lang="en">
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​
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<head>
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    <meta charset="UTF-8">
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    <meta name="viewport" content="width=device-width, initial-scale=1.0">
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     <!--danfojs CDN -->
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    <script src="https://cdn.jsdelivr.net/gh/opensource9ja/[email protected]/lib/bundle.js"></script>
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    <title>Document</title>
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</head>
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​
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<body>
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​
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    <script>
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​
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        let data = new dfd.date_range({"start":'1/1/2018',period:5, freq:'M'})
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        console.log(data);
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    </script>
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</body>
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​
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</html>
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​
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Output
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[
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  '1/1/2018, 12:00:00 AM',
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  '2/1/2018, 12:00:00 AM',
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  '3/1/2018, 12:00:00 AM',
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  '4/1/2018, 12:00:00 AM',
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  '5/1/2018, 12:00:00 AM'
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]
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Node
Browser
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const dfd = require("danfojs-node")
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​
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let data = new dfd.date_range({"start":'1/1/2018',period:12, freq:'Y'})
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console.log(data);
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​
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Output
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[
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  '1/1/2018, 12:00:00 AM',
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  '1/1/2019, 12:00:00 AM',
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  '1/1/2020, 12:00:00 AM',
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  '1/1/2021, 12:00:00 AM',
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  '1/1/2022, 12:00:00 AM',
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  '1/1/2023, 12:00:00 AM',
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  '1/1/2024, 12:00:00 AM',
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  '1/1/2025, 12:00:00 AM',
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  '1/1/2026, 12:00:00 AM',
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  '1/1/2027, 12:00:00 AM',
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  '1/1/2028, 12:00:00 AM',
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  '1/1/2029, 12:00:00 AM'
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]
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datetime properties of Series or datetime-like columns in DataFrame can be accessed via accessors in the dt name space. See  Accessors​

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