Siemens SINUMERIK 840D sl Programming Manual page 1299

String functions
Identifier Return value
ISNUMBER BOOL
NUMBER REAL
TOUPPER STRING
TOLOWER STRING
STRLEN INT
INDEX INT
RINDEX INT
MINDEX INT
SUBSTR STRING
SPRINT STRING
NC programming
Programming Manual, 12/2019, 6FC5398-2EP40-0BA0
Parameter
1. 2.
STRING:
Input string
STRING:
Input string
STRING:
Input string
STRING:
Input string
STRING:
Input string
STRING: CHAR:
Input string Search
characters
STRING: CHAR:
Input string Search
characters
STRING: STRING:
Input string Search
character
STRING: INT
Input string
STRING:
Input string
Explanation
3.
Checks whether the input string can be con‐
verted to a number.
Converts the input string into a number.
Converts the input string into upper case
Converts the input string into lower case
Determines the length of the input string up to
the end of the string (/0)
Determines the position of the character in the
input string from left to right.
The 1st character of the string from the left has
the index 0.
Determines the position of the character in the
input string from right to left.
The 1st character of the string from the right
has the index 0.
Determines the position of a character speci‐
fied in the 2nd parameter in the input string
from left to right.
The 1st character of the input string from the
left has the index 0.
INT Determines the substring of the input string,
defined by the start character (2nd parameter)
and number of characters (3rd parameter).
Determines the formatted input string
Tables
4.6 Predefined functions
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