Convert String to date

[Aditi24]

How to convert string such as 14072017 into date format 14/07/2017?

[PeterClemmensen]

like this

data have;
string_date = '14072017';
run;

data want;
	set have;
	num_date = input(string_date, ddmmyy10.);
	format num_date ddmmyy10.;
run;