Update and rename getDifferenceInSeconds.md to getSecondsDiffBetweenDates.md

snippets/getDifferenceInSeconds.md

@@ -1,15 +0,0 @@
----
-title: getDifferenceInSeconds
-tags: dates,beginner
----
-
-Returns the diffrence in seconds between 2 supplied dates.
-
-```js
-const getDifferenceInSeconds = (start, end) =>
-  (end.getTime() - start.getTime()) / 1000;
-```
-
-```js
-getDifferenceInSeconds(new Date('2020-12-24 00:00:15'), new Date('2020-12-24 00:00:17')); // 2
-```

snippets/getSecondsDiffBetweenDates.md

@@ -0,0 +1,20 @@
+---
+title: getSecondsDiffBetweenDates
+tags: date,beginner
+---
+
+Calculates the difference (in seconds) between two dates.
+
+- Subtract the two `Date` objects and divide by the number of milliseconds in a second to get the difference (in seconds) between them.
+
+```js
+const getSecondsDiffBetweenDates = (dateInitial, dateFinal) =>
+  (dateFinal - dateInitial) / 1000;
+```
+
+```js
+getSecondsDiffBetweenDates(
+  new Date('2020-12-24 00:00:15'),
+  new Date('2020-12-24 00:00:17')
+); // 2
+```