Some Useful String Functions?

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Substring with Offset and length

DATA  result TYPE string.
result = substring( val = 'ABCDEFGH' off = 2 len = 3 ).
Write :/ result

OUTPUT:   CDE

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Substring From

DATA  result TYPE string.
result = substring_from( val = 'ABCDEFGH' sub = 'CD' ).
Write :/ result

OUTPUT:   CDEFGH
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Substring After

DATA  result TYPE string.
result = substring_after( val = 'ABCDEFGH' sub = 'CD' ). 
Write :/ result

OUTPUT:   EFGH

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Substring Before

DATA  result TYPE string.
result = substring_brfore( val = 'ABCDEFGH' sub = 'CD' ). 
Write :/ result

OUTPUT:   AB

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Substring To

DATA  result TYPE string.
result = substring_to( val = 'ABCDEFGH' sub = 'CD' ). 
Write :/ result

OUTPUT:   ABCD

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