IDEC WindO/I-NV4, User Manual

Page: 1182 / 1738

4 Script Definition Method
20-26
WindO/I-NV4 User’s Manual
Data comparison and copy
Character string operation
Only internal devices can be specified as an argument for character string operation function.
Termination character NULL (0x00) is treated as end of character string when character string is handled. Also,
termination character NULL is not included in the length of the character string.
Function Format Description
Data comparison MEMCMP( , , )
: Beginning device address of comparison target 1
: Beginning device address of comparison target 2
: Range of comparison (in words)
Values of device address for words and values of
device address for words are compared.
1 is returned if all the values of device addresses match, and 0 is
returned if any of the value does not match.
Specified range is compared in word unit, and result is returned.
Data copy MEMCPY( , , )
: Beginning device address of copy source
: Beginning device address of copy target
: Range of copy (in words)
Values of device address from for words are copied
to for words respectively.
Specified range is copied in word unit.
Function Format Description
Character string
copy
STRCUT( , , , )
: Beginning device address of copy target
: Beginning device address containing copy source
character string
: Start location of copy (0-127)
: Number of characters to copy (1-128)
From the character string starting from , character
string from bytes forward for characters are
stored into for characters.
Character number
count
STRLEN( )
Number of characters for character string starting from
is returned.
Character string
concatenation
STRCAT( , )
To the character string starting from , the character
string starting from is concatenated, and is
returned to beginning.
Character string
search
STRSTR( , )
From the character string starting from , character
string starting from is searched, and location found
(number of characters from beginning -1) is returned.
Maximum number for character string to search is 128
characters.
a b c
a
b
c
a c
b c
a b c
a
b
c
a c
b c
a b c d
a
b
c
d
b
c d
a d
a
a
a b
a
b a
a b
a
b