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Operations on alphanumeric fields

= Assignment

This assigns an alphanumeric field, hexadecimal fixed value or Null value to an alphanumeric field.

FieldR = Field1/Constant/Null

FieldR receive the content of Field1.

On AS/400 IBMi, if the alphanumeric nature of Field1 and FieldR are different (CHAR and NCHAR), the content is automatically translated to the nature of the FieldR.

O.DESCRIPTION = I.DESCR
O.DESCRIPTION(10:1) = ‘@’
O.DESCRIPTION(11:1) = X’09’

LTRIM – Trim left blanks (non-AS/400 IBMi)

This is available only on non-AS/400 IBMi sources or targets.

It trims the leading blanks in a string and places the result in another string.

LTRIM b.Field1/Constant TO b.Field2 
DCL W.Field_1 CHAR 15 
DCL W.Field_2 CHAR 15 
                
 W.Field_1 = ‘   TEST   ’
 LTRIM W.Field_1 TO W.Field_2
 TRACE W.field_2 

'TEST' trace

RTRIM – Trim right blanks (non-AS/400 IBMi)

This is available only on non-AS/400 IBMi sources or targets.

It trims the trailing blanks in a string and places the result in another string.

RTRIM b.Field1/Constant TO b.Field2 
DCL W.Field_1 CHAR 15 
DCL W.Field_2 CHAR 15 
                
  W.Field_1 = ‘   TEST   ’
  RTRIM W.Field_1 TO W.Field_2
  TRACE W.field_2      

'TEST' trace

TRIM – Trim left and right blanks (non-AS/400 IBMi)

This is available only on non-AS/400 IBMi sources or targets.

It trims the leading and trailing blanks in a string and places the result in another string.

TRIM b.Field1/Constant TO b.Field2 
DCL W.Field_1 CHAR 15 
DCL W.Field_2 CHAR 15 
                
W.Field_1 = ‘   TEST   ’
TRIM W.Field_1 TO W.Field_2
TRACE W.field_2 

'TEST' trace

CONCAT – Concatenate (non-AS/400 IBMi)

This is available only on non-AS/400 IBMi sources or targets.

It concatenates the contents of two strings and places the result in a third string.

CONCAT b.Field1/Constant WITH b.Field2/Constant TO b.Field3 
DCL W.Field_1 CHAR 10 
DCL W.Field_2 CHAR 10 
DCL W.Field_3 CHAR 20 
                
 W.Field_1 = ‘   TEST   ’
 W.Field_2 = ‘   1234   ’
 CONCAT W.Field_1 WITH W.Field_2 TO W.Field_3
 TRACE W.field_3 

'TEST 1234' trace

LEN – String length (non-AS/400 IBMi)

This is available only on non-AS/400 IBMi sources or targets.

It sends the length of the contents of a string to a numeric field.

LEN b.Field1/Constant TO b.Field2/N@n 
DCL W.Field_1 CHAR 10 
DCL W.Field_2 NUMERIC 5 
                
  W.Field_1 = ‘ TEST ’
  LEN W.Field_1 TO W.Field_2
  TRACE W.Field_2 

'6' trace

VAL – Convert alpha to numeric (non-AS/400 IBMi)

This is available only on non-AS/400 IBMi sources or targets.

It places the result of an alpha to numeric conversion in a field.

STR b.Field1/N@n TO b.Field2/N@n
DCL W.Field_1 CHAR 15 
DCL W.Field_2 NUMERIC 9,2 
                
  W.Field_1=‘   -15.2’
  VAL W.Field_1 TO W.Field_2
  TRACE W.field_2 

-15.20 trace

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