Created
July 6, 2017 14:40
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JS Bin // source https://jsbin.com/cikuhez
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width"> | |
| <title>JS Bin</title> | |
| </head> | |
| <body> | |
| <script id="jsbin-javascript"> | |
| //array.map | |
| let numberArr1 = [1, 2, 3, 4, 5]; | |
| let multi = numberArr1.map(x => x * 2); | |
| //array.forEach | |
| let numberArr2 = [1, 2, 3, 4, 5]; | |
| numberArr2.forEach((value, key, arr) => { | |
| arr[key] = value * 5; | |
| }) | |
| //array.filter | |
| let numberArr3 = [1, 2, 3, 4, 5]; | |
| let filtered = numberArr3.filter(x => x > 3); | |
| //array.find | |
| let numberArr4 = [1, 2, 3, 4, 5]; | |
| let found = numberArr4.find(x => x > 3); | |
| //exercicse | |
| let objArr = [{name: "A", id: 1}, {name: "B", id: 2}, {name: "C", id: 3}]; | |
| let objFiltered = objArr.filter(obj => obj.id > 1); | |
| //array.sort | |
| let numberArr5 = [1, 5, 4, 2, 3]; | |
| let sorted = numberArr4.sort((a, b) => b - a); | |
| //array.reduce | |
| let numberArr6 = [1, 2, 3, 4, 5]; | |
| let sum = numberArr5.reduce((sum, value) => { | |
| return sum * 2 + value; | |
| }, 0); | |
| //array.some | |
| let numberArr7 = [1, 2, 3, 4, 5]; | |
| let has = numberArr7.some(x => x > 6); | |
| //array.every | |
| let numberArr8 = [1, 2, 3, 4, 5]; | |
| let all = numberArr8.every(x => x > 1); | |
| //ES6 | |
| //rest parameter | |
| var fRest = (x, y, ...a) =>{ | |
| return (x + y) * a.length | |
| } | |
| console.log(fRest(1, 2, "hello", true, 7)) | |
| //spread operator | |
| var numberArr9 = [1,2,3,4,5]; | |
| var fSpread = (...spread)=>{ | |
| console.log(spread); | |
| return spread.map(x=>x*2) | |
| } | |
| console.log(fSpread(...numberArr9)); | |
| </script> | |
| <script id="jsbin-source-javascript" type="text/javascript">//array.map | |
| let numberArr1 = [1, 2, 3, 4, 5]; | |
| let multi = numberArr1.map(x => x * 2); | |
| //array.forEach | |
| let numberArr2 = [1, 2, 3, 4, 5]; | |
| numberArr2.forEach((value, key, arr) => { | |
| arr[key] = value * 5; | |
| }) | |
| //array.filter | |
| let numberArr3 = [1, 2, 3, 4, 5]; | |
| let filtered = numberArr3.filter(x => x > 3); | |
| //array.find | |
| let numberArr4 = [1, 2, 3, 4, 5]; | |
| let found = numberArr4.find(x => x > 3); | |
| //exercicse | |
| let objArr = [{name: "A", id: 1}, {name: "B", id: 2}, {name: "C", id: 3}]; | |
| let objFiltered = objArr.filter(obj => obj.id > 1); | |
| //array.sort | |
| let numberArr5 = [1, 5, 4, 2, 3]; | |
| let sorted = numberArr4.sort((a, b) => b - a); | |
| //array.reduce | |
| let numberArr6 = [1, 2, 3, 4, 5]; | |
| let sum = numberArr5.reduce((sum, value) => { | |
| return sum * 2 + value; | |
| }, 0); | |
| //array.some | |
| let numberArr7 = [1, 2, 3, 4, 5]; | |
| let has = numberArr7.some(x => x > 6); | |
| //array.every | |
| let numberArr8 = [1, 2, 3, 4, 5]; | |
| let all = numberArr8.every(x => x > 1); | |
| //ES6 | |
| //rest parameter | |
| var fRest = (x, y, ...a) =>{ | |
| return (x + y) * a.length | |
| } | |
| console.log(fRest(1, 2, "hello", true, 7)) | |
| //spread operator | |
| var numberArr9 = [1,2,3,4,5]; | |
| var fSpread = (...spread)=>{ | |
| console.log(spread); | |
| return spread.map(x=>x*2) | |
| } | |
| console.log(fSpread(...numberArr9));</script></body> | |
| </html> |
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| //array.map | |
| let numberArr1 = [1, 2, 3, 4, 5]; | |
| let multi = numberArr1.map(x => x * 2); | |
| //array.forEach | |
| let numberArr2 = [1, 2, 3, 4, 5]; | |
| numberArr2.forEach((value, key, arr) => { | |
| arr[key] = value * 5; | |
| }) | |
| //array.filter | |
| let numberArr3 = [1, 2, 3, 4, 5]; | |
| let filtered = numberArr3.filter(x => x > 3); | |
| //array.find | |
| let numberArr4 = [1, 2, 3, 4, 5]; | |
| let found = numberArr4.find(x => x > 3); | |
| //exercicse | |
| let objArr = [{name: "A", id: 1}, {name: "B", id: 2}, {name: "C", id: 3}]; | |
| let objFiltered = objArr.filter(obj => obj.id > 1); | |
| //array.sort | |
| let numberArr5 = [1, 5, 4, 2, 3]; | |
| let sorted = numberArr4.sort((a, b) => b - a); | |
| //array.reduce | |
| let numberArr6 = [1, 2, 3, 4, 5]; | |
| let sum = numberArr5.reduce((sum, value) => { | |
| return sum * 2 + value; | |
| }, 0); | |
| //array.some | |
| let numberArr7 = [1, 2, 3, 4, 5]; | |
| let has = numberArr7.some(x => x > 6); | |
| //array.every | |
| let numberArr8 = [1, 2, 3, 4, 5]; | |
| let all = numberArr8.every(x => x > 1); | |
| //ES6 | |
| //rest parameter | |
| var fRest = (x, y, ...a) =>{ | |
| return (x + y) * a.length | |
| } | |
| console.log(fRest(1, 2, "hello", true, 7)) | |
| //spread operator | |
| var numberArr9 = [1,2,3,4,5]; | |
| var fSpread = (...spread)=>{ | |
| console.log(spread); | |
| return spread.map(x=>x*2) | |
| } | |
| console.log(fSpread(...numberArr9)); |
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