Unix Command to get date's value between date range given.

Defining dates : it can be in any format as we are converting this in seconds .

start_date=$(date -d "2019-01-01" +%s);

end_date=$(date -d "2019-01-05" +%s);

## to print date values between above dates

while [[ "$start_date" -le "$end_date" ]]; do date -d "@$start_date" +%F; let start_date+=86400; done

output :

2019-01-01

2019-01-02

2019-01-03

2019-01-04

2019-01-05