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array method drills #64

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array method drills #64

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1 change: 1 addition & 0 deletions package-lock.json
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67 changes: 43 additions & 24 deletions solution.js
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Original file line number Diff line number Diff line change
@@ -1,64 +1,83 @@
const { nums, words } = require("./data/data.js");

// Every
const isEveryNumGreaterThan2 = () => {
//
const isEveryNumGreaterThan2 = (numbersArr) => {
return numbersArr.every(number => number > 2);
};

const isEveryWordShorterThan7 = () => {
//
const isEveryWordShorterThan7 = (w) => {
return w.every(word => word.length < 7);
};

// Filter

const arrayLessThan5 = () => {
//
const arrayLessThan5 = (numbersArr) => {
return numbersArr.filter(number => number < 5);
};

const arrayOddLengthWords = () => {
//
const arrayOddLengthWords = (wordsArr) => {
return wordsArr.filter(word => word.length % 4);
};

// Find

const firstValDivisibleBy4 = () => {
//
const firstValDivisibleBy4 = (numbersArr) => {
return numbersArr.find(number => number % 4 == 0);
};

const firstWordLongerThan4Char = () => {
//
const firstWordLongerThan4Char = (wordsArr) => {
return wordsArr.find(word => word.length > 4);
};

// For Each

const logValuesTimes3 = () => {
//
const logValuesTimes3 = (numbersArr) => {
return numbersArr.forEach(number => {
console.log(number, number, number)
});
};

const logWordsWithExclamation = () => {
//
const logWordsWithExclamation = (wordsArr) => {
return wordsArr.forEach(word => {
console.log(word + "!")
})
};

// Map

const arrayValuesSquaredTimesIndex = () => {
//
const arrayValuesSquaredTimesIndex = (numbersArr) => {
return numbersArr.map((number, index) =>
(Math.pow(number, 2)) * index)
};

const arrayWordsUpcased = () => {
//
const arrayWordsUpcased = (wordsArr) => {
return wordsArr.map(word => word.toUpperCase())
};

// Some

const areSomeNumsDivisibleBy7 = () => {
//
const areSomeNumsDivisibleBy7 = (numbersArr) => {
return numbersArr.some(number => number % 7)
};

const doSomeWordsHaveAnA = () => {
//
const doSomeWordsHaveAnA = (wordsArr) => {
return wordsArr.some(word => word.includes("a"))
};


isEveryNumGreaterThan2(nums);
isEveryWordShorterThan7(words);
arrayLessThan5(nums);
arrayOddLengthWords(words);
firstValDivisibleBy4(nums);
firstWordLongerThan4Char(words);
logValuesTimes3(nums)
logWordsWithExclamation(words)
arrayValuesSquaredTimesIndex(nums)
arrayWordsUpcased(words)
areSomeNumsDivisibleBy7(nums)
doSomeWordsHaveAnA(words)

module.exports = {
isEveryNumGreaterThan2,
isEveryWordShorterThan7,
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