Aside from the occasional jQuery selectors and element modifications, I’m not too great at javascript. For a problem I’m having, I need to filter out a javascript object by date. I have a structure that looks like this:
Object { version: "3.1.1", released_on: "2016-08-21T00:00:00.000Z", high_vulns: 15, medium_vulns: 10, low_vulns: 5 }
I want to find all of the objects from 10 years so between "2016-08-21T00:00:00.000Z"
and "2010-08-21T00:00:00.000Z"
The problem I’m experiencing is that the released_on:
field is a string not a date. Would I need to create a new Date()
object convert it into a string, and then use .filter
or would I do the opposite, convert the string into a date and then filter. Has anyone tried something like this before?
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Answer
You might do as follows;
var data = [{ version: "3.1.1", released_on: "2016-08-21T00:00:00.000Z", high_vulns: 15, medium_vulns: 10, low_vulns: 5 }, { version: "3.1.1", released_on: "2011-08-21T00:00:00.000Z", high_vulns: 15, medium_vulns: 10, low_vulns: 5 }, { version: "3.1.1", released_on: "2009-08-21T00:00:00.000Z", high_vulns: 15, medium_vulns: 10, low_vulns: 5 }, { version: "3.1.1", released_on: "2006-08-21T00:00:00.000Z", high_vulns: 15, medium_vulns: 10, low_vulns: 5 }, { version: "3.1.1", released_on: "2013-08-21T00:00:00.000Z", high_vulns: 15, medium_vulns: 10, low_vulns: 5 }, { version: "3.1.1", released_on: "2017-08-21T00:00:00.000Z", high_vulns: 15, medium_vulns: 10, low_vulns: 5 }, { version: "3.1.1", released_on: "2015-08-21T00:00:00.000Z", high_vulns: 15, medium_vulns: 10, low_vulns: 5 }, ], ed = new Date("2016-08-21T00:00:00.000Z").getTime(), sd = new Date("2010-08-21T00:00:00.000Z").getTime(), result = data.filter(d => {var time = new Date(d.released_on).getTime(); return (sd < time && time < ed); }); console.log(result);