Add the function getSum that takes an array numbers and returns the sum of all numbers from
Question:
Add the function getSum that takes an array numbers and returns the sum of all numbers from it.
There are only numbers in the array.
Examples:
getSum([1, 2, 3]) === 6 getSum([1.2, 2.8, 3]) === 7 getSum([-7, 2, 3]) === -2
: how the function should start: Using the above values to complete the function.
functiongetSum(numbers){
//writecodehere
}
SECOND Section
2.Complete removeZS function, so it returns string string without z and s symbols. Remove symbols in uppercase and lowercase.
Example:
removeZS('Mate academy') === 'Mate academy' removeZS('zzzmatesss') === 'mate' removeZS('ZMzastSe AcaZzzzdemsSy') === 'Mate Academy' removeZS('zszszSSZsz') === ''
: how the function should start: Using the above values to complete the function.
functionremoveZs(string){
//writecodehere
}
THIRD Section
3.Write a function getCapitals, that takes a string string and returns an array of all uppercase letters found in the string keeping the order.
Example: getCapitals('Mate Academy') === ['M', 'A'] getCapitals('MatE AcadEmy') === ['M', 'E', 'A', 'E'] getCapitals('mate academy') === []
: how the function should start: Using the above values to complete the function.
functiongetCapitals(string){
//writecodehere
}
FORTH SECTION
4.Write a doubleChars function that takes a string message and returns a new string with all the message letters doubled.
Example:
doubleChars ('Mate academy') === 'MMaattee aaccaaddeemmyy'
: how the function should start: Using the above values to complete the function.
functiondoubleChars(message){
//writecodehere
}
SECTION 5
You are given an array years that contains years of life of different people in the next format 1714-1748 (year of birth - year of death).
Write a function getAverageAge returning an average life duration of all the people rounding it to the nearest whole (Math.round)
Example:
getAverageAge(['1832-1905', '1876-1956', '1683-1724', '1714-1748']) === 57
getAverageAge([ '1907-1997', '1761-1833', '1535-1582', '1918-2012', '1877-1968', '1696-1724', '1602-1642', '1692-1743', '1695-1762', '1570-1636', '1762-1807', '1668-1731', ]) === 63
: how the function should start: Using the above values to complete the function.
functiongetAverageAge(years){
//writecodehere
}
SECTION 6
Write a function removeVowelKeys, that takes an array of strings keys and returns an array of keys that does not start with a vowel (aeiouy). The letter case does not matter.
Example:
removeVowelKeys(['alarm', 'chip', 'isValid', 'Advice', 'onClick']); // ['chip']
: how the function should start: Using the above values to complete the function.
functionremoveVowelKeys(keys){
//writecodehere
}
Income Tax Fundamentals 2013
ISBN: 9781285586618
31st Edition
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill