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Line 7, characters 15-17:
7 | let invalid = "\99" ;;
^^
Warning 14 [illegal-backslash]: illegal backslash escape in string.
Hint: Single backslashes \ are reserved for escape sequences (\n, \r, ...).
Did you check the list of OCaml escape sequences?
To get a backslash character, escape it with a second backslash: \\.
val invalid : string = "\\99"
Line 1, characters 15-19:
1 | let invalid = "\999" ;;
^^^^
Error: Illegal backslash escape in string or character (\999): 999 is outside the range of legal characters (0-255).
Line 1, characters 15-20:
1 | let invalid = "\o777" ;;
^^^^^
Error: Illegal backslash escape in string or character (\o777): o777 (=511) is outside the range of legal characters (0-255).
Line 1, characters 15-17:
1 | let invalid = "\o77" ;;
^^
Warning 14 [illegal-backslash]: illegal backslash escape in string.
Hint: Single backslashes \ are reserved for escape sequences (\n, \r, ...).
Did you check the list of OCaml escape sequences?
To get a backslash character, escape it with a second backslash: \\.
val invalid : string = "\\o77"
Line 1, characters 15-17:
1 | let invalid = "\o99" ;;
^^
Warning 14 [illegal-backslash]: illegal backslash escape in string.
Hint: Single backslashes \ are reserved for escape sequences (\n, \r, ...).
Did you check the list of OCaml escape sequences?
To get a backslash character, escape it with a second backslash: \\.
val invalid : string = "\\o99"
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