Tinuola Adeoye
@tinuadeoye
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In general, a wildcard is a symbol or character that represents one or more unknown or variable values. It's often used in various contexts, such as:
1. *File searching*: In file names, wildcards like `*` or `?` match any characters or a specific number of characters, helping you find files with similar names.
2. *Card games*: In card games like poker, a wildcard is a card that can represent any suit or rank, increasing the chances of making a winning hand.
3. *Programming*: In programming, wildcards are used in regular expressions to match patterns in text or data.
4. *Gaming*: In video games, wildcards might represent unknown or random elements, like a mystery box or a random power-up.
The most common wildcard symbols are:
- `*` (asterisk): Matches any number of characters
- `?` (question mark): Matches a single character
- `~` (tilde): Matches a pattern or a range of values
Wildcards help make searches, queries, or rules more flexible and powerful by allowing for variations and uncertainties. 0 reply
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