lpad('abc', 2) => "abc"
lpad('abc', 3) => "abc"
lpad('abc', 10) => " abc"
-lpad('abc', 256) => ""
+lpad('abc', 32768) => ""
lpad('abc', $sysmis) => ""
lpad('abc', -1, '*') => ""
lpad('abc', 0, '*') => "abc"
lpad('abc', 2, '*') => "abc"
lpad('abc', 3, '*') => "abc"
lpad('abc', 10, '*') => "*******abc"
-lpad('abc', 256, '*') => ""
+lpad('abc', 32768, '*') => ""
lpad('abc', $sysmis, '*') => ""
lpad('abc', $sysmis, '') => ""
lpad('abc', $sysmis, 'xy') => ""
rpad('abc', 2) => "abc"
rpad('abc', 3) => "abc"
rpad('abc', 10) => "abc "
-rpad('abc', 256) => ""
+rpad('abc', 32768) => ""
rpad('abc', $sysmis) => ""
rpad('abc', -1, '*') => ""
rpad('abc', 0, '*') => "abc"
rpad('abc', 2, '*') => "abc"
rpad('abc', 3, '*') => "abc"
rpad('abc', 10, '*') => "abc*******"
-rpad('abc', 256, '*') => ""
+rpad('abc', 32768, '*') => ""
rpad('abc', $sysmis, '*') => ""
rpad('abc', $sysmis, '') => ""
rpad('abc', $sysmis, 'xy') => ""