Siemens SINUMERIK 808D ADVANCED Commissioning Manual page 367

Function name
string.reversefind
string.trimleft
Commissioning Manual
01/2017
Description
The function searches the transferred string for the last match with
the substring.
If the substring is found, the function provides the index to the first
character (starting with zero) or, failing this, -1.
Parameter:
string - string variable
find string - string to be found
startindex – start index (optional)
Syntax:
<function name="string.reversefind" return="<int
val>"> str1, find string </function>
Example:
<let name="index">0</let>
<let name="str1" type="string">A brown bear hunts a
brown dog. </let>
<function name="string.reversefind" return="index">
str1, _T"brown" </function>
Result:
Index = 21
or
<function name="string.reversefind" return="index">
str1, _T"brown", 10 </function>
Result:
Index = 2
The function trims the starting characters from a string.
Parameter:
str1 - string variable
Syntax:
<function name="string.trimleft" > str1 </function>
Example:
<let name="str1" type="string">
left</let>
<function name="string.trimleft" > str1 </function>
Result:
str1 = "test trim left"
test trim
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