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Javascript array methods visually explained.
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['π»', 'πΊ', 'π»', 'π»'].filter(value => value === 'π»'); // => ['π»', 'π»', 'π»'] | |
['π»', 'π»', 'πΊ', 'π»'].every(value => value === 'π»'); // => false | |
['π»', 'π»', 'π»', 'π»'].every(value => value === 'π»'); // => true | |
['π»', 'πΊ', 'π»', 'π»'].some(value => value === 'π»'); // => true | |
['π»', 'πΊ', 'πΊ', 'π»'].fill('π±', 1); // => ['π»', 'π±', 'π±', 'π±'] | |
['π»', 'πΊ', 'π»', 'π»'].findIndex(value => value === 'πΊ'); // => 1 | |
['πΊ', 'πΊ', 'π»', 'π»'].find(value => value === 'πΊ'); // => 'πΊ' | |
[['π¨', 'π»'], ['π©', 'π»']].flat(); // => ['π¨', 'π»', 'π©', 'π»'] | |
['π¨', 'π©'].map(value => `${value}\u200dπ»`); // => ['π¨βπ»', 'π©βπ»'] | |
['π¨', 'π»'].join('\u200d'); // => 'π¨βπ»' | |
['π©', 'π»'].join('\u200d'); // => 'π©βπ»' | |
['π¨', '\u200d', 'π»'].reduce((acc, cv) => acc + cv); // => 'π¨βπ»' | |
['π©', '\u200d', 'π»'].reduce((acc, cv) => acc + cv); // => 'π©βπ»' |
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