P.run(x i :F i ,… )

Read(721) Label: record sequence, record,

Description:

Compute expressions against each member of a record sequence.

Syntax:

P.run(xi:Fi,…) 

Note:

The function computes expression xi for each record in record sequence/table sequence P, assigns the results to Fi field and returns P that has been modified. The expression xi uses "~" to reference the current member of P.

Parameter:

P

A record sequence/table sequence

xi

The new value of Fi field

Fi

A field of A

Return value:

Table sequence

Example:

 

A

 

1

=demo.query("select DEPT,NAME,BIRTHDAY from EMPLOYEE")

2

=A1.derive(age(BIRTHDAY):Age)

3

=A2.run(Age+10:Age)

Related function:

r.run()

A.run(x1,x2,xi)