String operations

Below are the standard operators and functions that manage character strings:

Code

Operator / Function

+
CONCAT
MLEN LEN
DELETE
INSERT
FIND
REPLACE
LEFT
RIGHT
MID
CHAR
ASCII
ATOH
HTOA
CRC16
ArrayToString
StringToArray

concatenation of strings
concatenation of strings
get string length
delete characters in a string
insert characters in a string
find characters in a string
replace characters in a string
extract a part of a string on the left
extract a part of a string on the right
extract a part of a string
build a single character string
get the ASCII code of a character within a string
converts string to integer using hexadecimal basis
converts integer to string using hexadecimal basis
CRC16 calculation
copies elements of an SINT array to a STRING
copies characters of a STRING to an SINT array

Other functions are available for managing string tables as resources:

Function	Description
StringTable LoadString	Select the active string table resource Load a string from the active string table

String operations

IEC 61131-3 Automation platform > Programming - Reference guide > String operations

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