User Manual

574 Method
Examples for Regular Expressions:
Expression Meaning Example
[abc]
OR function for single characters receive
a or b or c
[a-z0-9]
character in the specified range
m or 5
(hallo)
substring string contains
hallo
^hallo
start of line
hallo is at start of line
hallo$
end of line
hallo is at end of line
.
any single character
a or 4 or – or ...
\.
point
.
\d
one digit
3
\d+
several digits
324567
\d{4}
four digits
3143
\D
not one digit
A or ! or ...
\w
a digit or a letter
a or 3
\W
neither digit nor letter
! or .
.*
any character string
abcd or 41 or –$=$ or ...
Any combination of regular expressions is possible.
Note
In order to save the received data in a variable open and close brackets must be
set in the field Comparison anyway. Therefore, to save a complete character
string in a variable the expression (.*) must be entered in the field Comparison .