Siemens SINUMERIK 840DE sl Commissioning Manual page 765

1.7.5 Operators
The operation instruction processes the following operators:
Operator
=
==
<, &lt;
>, &gt;
<=, &lt;=
>=, &gt;=
|
||
&, &amp;
&&, &amp;&amp;
+
-
*
/
!
!=
Operation instructions are processed from left to right. It may make sense to place terms in
parentheses under certain circumstances in order to define the priority for executing subterms.
Easy XML
Programming Manual, 12/2017, 6FC5397-1DP40-6BA1
Meaning
Assignment
Equal to
Less than
Greater than
Less than or equal to
Greater than or equal to
OR operation in bits
Logic OR operation
AND operation in bits
Logic AND operation
Addition
Subtraction
Multiplication
Division
Not
Not equal to
Generating user dialogs
1.7 XML identifier
47