Date.minuteDiff()
The Date.minuteDiff() API returns the difference between two date, time, or timestamp fields in minutes.
Parameters
Date/time 1
Date/time 2
Return Value
Number of minutes between the two dates/times.
Example
pjs.define("time", { type: 'time', initValue: '12:00:00'});
pjs.define("time1", { type: 'time', initValue: '12:10:00'});
pjs.define("diff", { type: 'integer'} );
diff = Date.minuteDiff(time1, time);
return diff;
// 10
RPG Equivalent
%DIFF()