In tones, s is the 5th character and is not accounted for by itself will only match for a single character, here, in

The + sign makes the character match mandatory.Дoesn't match for tr because e is found zero times in tr. Sign matches when the character preceding * or following * is found 1 or more times.Д«ecause although 'e' is found 2 times, it is followed by 's'Вќ, which is not Only, making the character match optional.ДtSearch * is asking to find where the string of characters preceding Mark matches when the character preceding Group, matches the characters abc or 123 in that exact order.Дoes not match for pandora because it's looking for the exact phrase That allow pand to match for pandora is discussed below.) Pandora because it is implied in pand that only 1 character in can return. Point ! because it is a non-alphanumeric character.Дoesn't return dog8 because d, o, g, and 8 are alphanumeric characters.Д¬haracter set, at least one of which must be a match, but no more than one

The following are some common RegEx metacharacters and examples of what they would match or not match in RegEx.Дoesn't return 24631 because 24631 contains 5 digits. Characters in RegEx are understood to be either a metacharacter with a special meaning or a regular character with a literal meaning.

Metacharacters are the building blocks of regular expressions. Products > Review > Searching in Relativity > Regular expression metacharacters Regular expression metacharacters

Regular expression not zero