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@@ -7,6 +7,7 @@ | |
| // console.log("hii") | ||
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| // function fetchData(callback) { | ||
| // setTimeout(() => { | ||
| // callback("Hello") | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,20 @@ | ||
| // Write a JavaScript program that prints the elements of the following array. | ||
| const arr = [[1, 2, 1, 24], [8, 11, 9, 4], [7, 0, 7, 27], [7, 4, 28, 14], [3, 10, 26, 7]]; | ||
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| //using nested loop | ||
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| for (let i = 0; i < arr.length; i++) { | ||
| console.log(`row ${i}`) | ||
| for (let j = 0; j < arr[i].length; j++) { | ||
| console.log(`${arr[i][j]}`) | ||
| } | ||
| } | ||
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| // using for each method | ||
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| arr.forEach((row, i) => { | ||
| console.log(`row ${i}`); | ||
| row.forEach(value => { | ||
| console.log(value); | ||
| }); | ||
| }); |
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| @@ -0,0 +1,15 @@ | ||
| // Write a JavaScript program to find the sum of squares of a numerical vector. | ||
| const arr = [0, 1, 2, 3, 4] | ||
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| // using reduce method | ||
| const sumOfSquares = arr.reduce((acc, val) => acc + (val * val), 0) | ||
| console.log(sumOfSquares) | ||
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| // using loop method | ||
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| let sum = 0; | ||
| for (const num of arr) { | ||
| let num_sqr = num * num | ||
| sum = sum + num_sqr | ||
| } | ||
| console.log(sum) |
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| @@ -0,0 +1,23 @@ | ||
| // Write a JavaScript program to compute the sum and product of an array of integers. | ||
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| const arr = [1, 2, 3, 4, 5, 6] | ||
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| // using reduce method | ||
| const result = arr.reduce((acc, val) => { | ||
| return { | ||
| sum: acc.sum + val, | ||
| prod: acc.prod * val | ||
| }; | ||
| }, { sum: 0, prod: 1 }); | ||
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| console.log(result); | ||
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| // using loop method | ||
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| let sum = 0; | ||
| let prod = 1; | ||
| for (const num of arr) { | ||
| sum = sum + num; | ||
| prod = prod * num; | ||
| } | ||
| console.log(`sum is ${sum} and Product is ${prod}`) |
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