MPE/iX Commands Reference Manual (32650-90877)

Appendix B 643
Expression Evaluator Functions
MOD modulo (4) 25 mod 2 1
NOT logical not not(2>1) FALSE
NUMERIC ( string ) check if a string
is all digits
numeric('12345')
numeric('$a234ef')
TRUE
FALSE
OCTAL( integer ) convert to octal
string
octal(329) %511
ODD(integer) determine if
integer is odd
odd(233)
odd(-2)
TRUE
FALSE
OR logical or 5=5 or 2=3 TRUE
ORD( string ) ordinal (8) ord('AbcD') 65
POS( find
str,source
str [, n ])
find nth
occurrence of
find str in
source str ;
positive value
for n begins
search at left;
negative value
for n begins
search at right)
(12)
pos('ab','cgabd')
pos('.','file.grp.acct',2)
pos('.','file.grp.acct',-1)
3
9
9
PMATCH( pattern,
str [, start ])
searches for
pattern in a
given string
( str ) starting
at start ;
pattern may
contain
wildcards;
default start is
1
PMATCH('f@','fread')
PMATCH('abc','abcd')
TRUE
FALSE
Table B-1. Expression Evaluator Functions
Symbol Function Example Result