MPE/iX Commands Reference Manual (32650-90877)

644 AppendixB
Expression Evaluator Functions
REPL( str,oldstr,
newstr
[, cnt ][, start ])
ina given string
( str ), replaces
cnt occurrences
of oldstr with
newstr ,
beginning at
start ;if cnt is
positive,
replacement
begins at the
left end of str ;
if negative,
replacement
begins at the
right end of
str ; default
start is 1;
default cnt is
zero (meaning
all occurences)
REPL('aaabcaab','aa','
X')
REPL('aaabcaab','ab',''
,-1)
'XabcXb'
'aaabca'
RHT( string, #
chars )
right string
extraction
rht(“abc‘,2) bc
RPT( string,count
)
repeat a string
(-count reverses
string)
rpt('aBc',3)
rpt('aBc',-3)
aBcaBcaBc
cBacBacBa
RTRIM( string
[, trimstr ])
trim right end
of string (11)
rtrim('abc ')+'X'
rtrim('abc...','.')+"X"
abcX
abc X
SETVAR
( varname,expr )
return result of
expr and set
varname to
result (13)
setvar( myvar ,2*3+5) sets variable myvar to 11
and returns 11
STR( string,start
pos, # chars )
general string
extraction
str('abcde',2,3) bcd
TYPEOF( expressi
on )
type of variable
or expression (5)
typeof(HPPATH) 2 (string)
UPS( string ) shift string to
uppercase (7)
ups('aBc5d') ABC5D
Table B-1. Expression Evaluator Functions
Symbol Function Example Result