Here is a list of SAP standard useful HCM functions.
Continue reading ABAP: List of useful HCM functions
Tag: function
ABAP HCM Function: Employee hiring/leaving date
HR_HIRING_DATE: Employee hiring date;
HR_LEAVING_DATE: Employee leaving date.
ABAP function to read OM object text
Functions below can be used to read text of OM object, from table HRP1000.
RH_READ_HRP_OBJECT_TEXT
HR_READ_FOREIGN_OBJECT_TEXT