Detecting Unicode U+000B

Hi All,  I’m confused why is it  my normal text without any character, detects unicode U+000B Vertical Tabulation  Here is my text field inputted with sample value   and here is my microflow that validates if string value has Vertical Tabulation character. when its detect i replaced it with “c” value right now im confused why is it detecting the unicode without inputting it.   Thanks for the help .
1 answers

You’re saying you check for and replace u+000b, but in your screenshots you seem to be using empty string.

What about using isMatch:

isMatch($Person_2/FirstName, '.*\u000B.*')

You can use the same in replaceAll:

replaceAll($Person/FirstName, '\u000B', 'c')