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The constructor property of the RegExp object specifies the function that creates an object\'s prototype.

The global property of the RegExp object specifies whether the g flag is used with the regular expression or not. If used, the regular expression is tested against all possible matches in a string. The value of the global is true if the "g" flag is used; otherwise false.

The ignoreCase property of the RegExp object is a flag which indicates whether case is to be ignored during pattern matching in a string. The value of ignoreCase is true if the 'i' flag was used; otherwise, false.

The lastIndex property is a read/write integer of RegExp object specifies the index at which to start the next match.

The multiline property of the RegExp object is used to determine whether or not to search in strings across multiple lines.

The prototype property of Regexp object is used to add new properties and methods to all instances of a class.

A read-only property that contains the text of the pattern, excluding the forward slashes and "g" or "i" flags.

The exec() method of the RegExp object is used to execute the search for a match in a specified string. The method returns the results in an array.

The test() method of the RegExp executes search for a match between a regular expression and a specified string. Returns true or false.

The toSource() method is used to get a string representation (source code) of the object.

The toString() method returns a string, representing the source code of the specified object.

Specifies the function that creates an object's prototype.

The prototype property is used to add new properties and methods to an object.

The toSource() method is used to get a string representation (source code) of the object.

The toString() method returns a string, representing the source code of the specified object.

The valueOf() method returns the primitive value of the specified object.

The watch() method is used to watch a particular property of an object. If the property is changed then watch() method turns on and runs a function.