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| function pick(obj, props) { | |
| return props.reduce(function(result, prop) { | |
| result[prop] = obj[prop]; | |
| return result; | |
| }, {}); | |
| } | |
| const person = { | |
| name: 'Jonathan', | |
| age: 21, |
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| const { name, age, gender } = { | |
| name: 'Jonathan', | |
| age: 21, | |
| gender: 'male' | |
| }; | |
| console.log(name); // Outputs 'Jonathan' | |
| console.log(age); // Outputs '21' |
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| function zipObject(keys, values) { | |
| return keys.reduce((obj, key, i) => { | |
| obj[key] = values[i]; | |
| return obj; | |
| }, {}); | |
| } | |
| const fruits = zipObject(['apple', 'pears', 'bananas'], [1, 2, 3]); | |
| console.log(fruits); // Result { apple: 1, pears: 2, bananas: 3 } |
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| function omit(obj, omitList = []) { | |
| const result = { ...obj }; | |
| omitList.forEach((prop) => { | |
| delete result[prop]; | |
| }); | |
| return result; | |
| } | |
| const person = { | |
| name: 'Jonathan', |
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| const person = { | |
| name: 'Jonathan', | |
| age: 21, | |
| gender: 'male' | |
| } | |
| console.log(Object.entries(person)); | |
| // Result [ [ 'name', 'Jonathan' ], [ 'age', 21 ], [ 'gender', 'male' ] ] |
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| const person = { | |
| name: 'Jonathan', | |
| age: 21, | |
| gender: 'male' | |
| } | |
| console.log(Object.values(person)); // Result [ 'Jonathan', 21, 'male' ] |
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| const person = { | |
| name: 'Jonathan', | |
| age: 21, | |
| gender: 'male' | |
| } | |
| console.log(Object.keys(person)); // Result [ 'name', 'age', 'gender' ] |
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| const obj1 = { | |
| name: 'Jonathan', | |
| age: 21 | |
| } | |
| const obj2 = { | |
| name: 'Jonathan', | |
| gender: 'male' | |
| } |
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| const fruits = [ | |
| { | |
| id: 1, | |
| name: 'apple' | |
| }, | |
| { | |
| id: 2, | |
| name: 'banana' | |
| }, | |
| { |
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| package main | |
| import ( | |
| "fmt" | |
| "strings" | |
| ) | |
| func main() { | |
| var str string |
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