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Javascript (ES6 / ES2015 (array (Spread Operator (append to new array ([..…
Javascript
ES6 / ES2015
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array
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destructuring
const [ age, gender ] = ['28', male]
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Spread Operator
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append to new array
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['Mary', ...myArray, 'Mike']
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Object handling
Object Destructing
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const { age, gender } = person;
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Spread Operator
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{...user, job: 'Developer'}
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String operation
includes
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str.includes(searchString[, position])
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Essentials
Hosting
Generiert autom. Variablen, wenn Parameter es erfordert
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function
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callback
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error handling
immer callback(err, result)
if(err) { return done(err, null); }
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