Match a Single Character ( . ) (?)
You can match any single character with a dot (.). A dot means there must be a character in the string. You can make a single character optional by placing a question mark (?) after it. Regular Expression | Match | Not a Match |
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.t | at, xt | ax, xx | m.x | mix | mx, miix | mi?x | mix, mx | miix | m.?x | mix, max, mx | miix, maax | |