The regular expression is wrong: It has the term “\0xc” in it, when it should have had the term “\x0c”
So, instead of excluding the control character corresponding to ascii “0c”, it excluded the letters “x” and “c”.
The regular expression is wrong: It has the term “\0xc” in it, when it should have had the term “\x0c”
So, instead of excluding the control character corresponding to ascii “0c”, it excluded the letters “x” and “c”.