PHP- Adding and Subtracting days, months or years from date

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This post is about How to add and subtract dates from one another.
For example, this simple code can calculate what the date will be 5 weeks before or after from any specific date like: 2016-01-06 (yyyy-mm-dd).
Subtracting days from a date

The following example will subtract 2 days from 2016-01-06.

Subtracting Weeks from a date

The following example will subtract 2 weeks from 2016-01-06.

Subtracting Months from a date

The following example will subtract 2 months from 2016-01-06.

Subtracting Years from a date

The following example will subtract 2 years from 2016-01-06.

Subtracting Years from a date

The following example will subtract 5 years,5 months,5 days from 2016-01-06.

 

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