In Western astrology, there are twelve possible date intervals for establishing the zodiac sign of a person, with each sign having its own symbol.
| Sign | Symbol | Interval |---|---|---|---| |Aries|♈|March 21 – April 20| |Taurus|♉|April 21 – May 21| |Gemini|♊|May 22 – June 21| |Cancer|♋|June 22 – July 22| |Leo|♌|July 23 – August 22| |Virgo|♍|August 23 – September 23| |Libra|♎|September 24 – October 23| |Scorpio|♏|October 24 – November 22| |Sagittarius|♐|November 23 – December 21| |Capricorn|♑|December 22 – January 20| |Aquarius|♒|January 21 – February 19| |Pisces|♓|February 20 – March 20|
Given a string dob being a date of birth in the U.S. full format, implement a function that returns the related zodiac symbol accordingly to the table above.
zodiacSymbol("May 9, 1951") ➞ "♉"
// Taurus
zodiacSymbol("October 31, 1977") ➞ "♏"
// Scorpio
zodiacSymbol("January 19, 1985") ➞ "♑"
// Capricorn