# Enterprise Communication Interface (ECI)

## eci_rea_ent_mas

### Description
Read list definition of entity list. Read the field names of the list (=widget). In DataView you can define additional lists to entities which definition you can read with this function. DataView function iwf_lis_ent.
### Input parameter
wdg_mod
string | mode of widget {"list", "form"}
ent_nam
string | entity name
mas_nam
string | name of list to be read
####
### Output parameter
ret_anz_fld
string | count of mask fields
ret_mas_fld
stringlist | names of fields within the mask (incl. C_ID´s)