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Property of a VIEW which returns a reference to the file that contains the specified field number in a VIEW. (READ ONLY)

**Example:**

**Header  FILE,DRIVER('TopSpeed'),PRE(Hea)**

**OrderKey KEY(Hea:AcctNumber, Hea:OrderNumber)**

**Record   RECORD**

**AcctNumber  LONG**

**OrderNumber  LONG**

**OrderDate   LONG**

**     . .**

**Detail  FILE,DRIVER('TopSpeed'),PRE(Det)**

**OrderKey KEY(Det:AcctNumber,Det:OrderNumber)**

**Record   RECORD**

**AcctNumber  LONG**

**OrderNumber  LONG**

**ItemNumber  LONG**

**     . .**

**AView   VIEW(Header)        **

**     PROJECT(Hea:AcctNumber,Hea:OrderNumber,Hea:OrderDate)**

**      JOIN(Det:OrderKey,Hea:AcctNumber,Hea:OrderNumber)**

**     . .**

**!AView{PROP:Field,1} Returns 1 which represents Hea:AcctNumber**

**!AView{PROP:Field,2} Returns 2 which represents Hea:OrderNumber**

**!AView{PROP:Field,3} Returns 3 which represents Hea:OrderDate**

**!AView{PROP:Field,4} Returns 1 which represents Det:AcctNumber**

**!AView{PROP:Field,5} Returns 2 which represents Det:OrderNumber**

**!AView{PROP:Field,6} Returns 3 which represents Det:ItemNumber**

**!AView{****PROP:FieldsFile****,2} Returns a reference to the Header File**

**!AView{****PROP:FieldsFile****,5} Returns a reference to the Detail File**