source: string
Returns a copy of the text of the regular expression pattern. Read-only. The regExp argument is a Regular expression object. It can be a variable name or a literal.
global: boolean
Returns a Boolean value indicating the state of the global flag (g) used with a regular expression. Default is false. Read-only.
ignoreCase: boolean
Returns a Boolean value indicating the state of the ignoreCase flag (i) used with a regular expression. Default is false. Read-only.
multiline: boolean
Returns a Boolean value indicating the state of the multiline flag (m) used with a regular expression. Default is false. Read-only.
lastIndex: number
exec(string: string): RegExpExecArray | null
Executes a search on a string using a regular expression pattern, and returns an array containing the results of that search.
test(string: string): boolean
Returns a Boolean value that indicates whether or not a pattern exists in a searched string.
compile(pattern: string,flags?: string,): this