How do you write a replacement character?
The replacement character � (often displayed as a black rhombus with a white question mark) is a symbol found in the Unicode standard at code point U+FFFD in the Specials table. It is used to indicate problems when a system is unable to render a stream of data to a correct symbol.
What is Fffc in Unicode?
Unicode Character “” (U+FFFC)  Name: Object Replacement Character.
Is a question mark a special character?
A special character is a character that is not an alphabetic or numeric character. Punctuation marks and other symbols are examples of special characters. Unlike alphanumeric characters, special characters may have multiple uses....Keyboard special characters.Key/symbolExplanation?Question mark.31 more rows•12-May-2021
What is Ufffd?
\ufffd is the replacement character in unicode, it is used when you try to read a code that has no representation in unicode.30-Jun-2014
What is the question mark in a diamond symbol?
Explanation: This symbol is used to indicate a sign which is not present in the current character set. It can be seen when displaying text in a different character set than the one it has been written in.26-Jul-2016
Is a regex special character?
Special Regex Characters: These characters have special meaning in regex (to be discussed below): . , + , * , ? , ^ , $ , ( , ) , [ , ] , { , } , | , \ . Escape Sequences (\char): To match a character having special meaning in regex, you need to use a escape sequence prefix with a backslash ( \ ). E.g., \.
What is 8 characters in a password?
Password is only 6 characters long. Password is 8 characters long. The password must contain at least three character categories among the following: Uppercase characters (A-Z)...Complexity requirements.Created:5/5/2021Tools:Send the page | Printable version1 more row
What are upside down question marks called?
U+00A1 ¡ INVERTED EXCLAMATION MARK. The inverted question mark, ¿, and inverted exclamation mark, ¡, are punctuation marks used to begin interrogative and exclamatory sentences or clauses in Spanish and some languages which have cultural ties with Spain, such as the Galician, Asturian and Waray languages.