The question mark.
There is no wildcard character in C++.
In Windows and UNIX-based systems, while specifying filenames, ? is a wildcard that substitutes for exactly one character. In SQL databases, the underscore (_) matches exactly one character.
Wildcard
Wildcard characters
It depends on where you are using it. Back in the DOS days, a * meant multiple characters and a ? meant one character. I've seen software that says to use *, ?, and % for wildcards, but they were all for multiple characters. So it really depends on what you are using. Not everything supports a single wildcard.
wildcard, joker ======= for example, in some contexts (shells): ? replaces a single character. * replaces any number of characters.
There is no wildcard character in C++.
The question mark (?) matches exactly one character.
No.
In Windows and UNIX-based systems, while specifying filenames, ? is a wildcard that substitutes for exactly one character. In SQL databases, the underscore (_) matches exactly one character.
The wildcard character is used in search functions to represent any character or group of characters, allowing for broader search results. It can be helpful when you want to search for variations of a word or if you are unsure of the exact spelling.
The "?" represents a single character whereas the "*" represents multiple characters.
question mark.
Wildcard
delete 'Like' from the query/filter
Wildcard characters
wild card