Javascript regex groups (a|b) for alternative

Javascript regex groups [a|b] work for alternative numbers or characters available as a character in the string. We can use the numbers or any character as an alternative value to operate the required character using the regex method. The test, search, and match method works with the regex group value with the standing line with the value.

Syntax

The following syntax is used to regex groups for alternative characters.

Or

Description

• The modifier is optional but necessary to operate entire string data.
• We can use multiple values as an alternative group's data.

Examples

The following examples show the alternative character group of the javascript regex.

Example 1

The following example works for the alternative string as a character using a regex group.

Output

The output shows the given alternative character from the input string.

Example 2

The following example matches for alternative string as a character using a regex group.

Output

The output shows the given alternative character from the input string.

Example 3

The following example matches the [j|w|a|t] values using javascript regex. We can use multiple characters to match strings using the regex group.

Output

The output shows a given alternative character from the input string.

Example 4

The following example searches the required numbers of the string.

Output

The output shows the given alternative character from the input string.

Example 5

The following example shows the availability of the alternative character in the form of numbers.

Output

The output shows the given alternative character from the input string.

Example 6

The following example matches the alternative character of the numbers.

Output

The output shows the given alternative character from the input string.

Example 7

The following example matches the [j|w|a|t] values using javascript regex. We can use multiple characters with global and case-insensitive modifiers to match strings using the regex group.

Output

The output shows the given alternative character from the input string.

Example 8

The following example filters particular values from the array. We can use multiple characters or array objects in regex.

Output

The output shows the given alternative character from the input string.

Conclusion

Javascript regular expression groups are used for alternative data and information. we can use to filter for particular values. it is an easy way to operate information using search, match and test methods.