Byte Truncate String
Truncate a string to a specified number of bytes while preserving UTF-8 character boundaries.
Convert To Lower Case
Converts a string to lower case.
Convert To Upper Case
Converts a string to upper case.
Find String
Returns the index of the first occurrence of a substring within the given string. The action returns -1 if the value is not found.
Generate Random String
Generates a random string of specified length with the given character sets.
Get String Length
Get length of a string.
Join String
Concatenate any number of strings into a single string using an optional separator. Equivalent to Python’s join() method.
Replace String
Replaces a given substring with another string.
Split String
Splits a given string according to the specified delimiter and returns a list of substrings.
Trim Spaces
Removes all leading and trailing whitespaces from a given string.
Trim String
Shorten a string from either or both sides, using optionalStart and End indexes. This action is based on Python’s array slicing, where the start index is included and the end index is excluded.
For example, using the string blinkops and the input indexes 0 and -3, the output will be: blink. The same as if the End index was 5.
Additional options:
- Use only
Startto trim from the beginning:Start: 2→inkops - Use only
Endto trim from the end:End: 5→blink - Leave both empty to get the full string

Truncate String
Shortens a given string to a limited number of characters.