How to create a Set of size N in TypeScript


How to create a Set of size N in TypeScript ?

Answer

To create a set of size N in TypeScript, you can use a loop to add elements to a Set object until it reaches the desired size.



✐ Examples

1 Create a Set of Size N with Sequential Numbers

In this example,

  1. We define a function named createSetOfSizeN that takes an integer n as a parameter. This parameter represents the desired size of the set.
  2. Inside the function, we create a new Set object named set.
  3. We use a for loop to add integers from 1 to n to the set using the add method of the Set object.
  4. The function returns the created set.
  5. We call createSetOfSizeN with a specific size (e.g., 5) and store the result in a variable named mySet.
  6. Finally, we log the created set to the console using console.log.

TypeScript Program

function createSetOfSizeN(n: number): Set<number> {
    let set = new Set<number>();
    for (let i = 1; i <= n; i++) {
        set.add(i);
    }
    return set;
}

let mySet = createSetOfSizeN(5);
console.log(`Created set of size 5 with sequential numbers: ${JSON.stringify(Array.from(mySet))}`);

Output

Created set of size 5 with sequential numbers: [1,2,3,4,5]

2 Create a Set of Size N with Random Numbers

In this example,

  1. We define a function named createRandomSetOfSizeN that takes an integer n as a parameter. This parameter represents the desired size of the set.
  2. Inside the function, we create a new Set object named set.
  3. We use a while loop to add random numbers to the set until it reaches the desired size. The Math.random() function generates a random number between 0 (inclusive) and 1 (exclusive).
  4. The function returns the created set.
  5. We call createRandomSetOfSizeN with a specific size (e.g., 5) and store the result in a variable named myRandomSet.
  6. Finally, we log the created set to the console using console.log.

TypeScript Program

function createRandomSetOfSizeN(n: number): Set<number> {
    let set = new Set<number>();
    while (set.size < n) {
        let randomNumber = Math.floor(Math.random() * 100) + 1; // Generate random number between 1 and 100
        set.add(randomNumber);
    }
    return set;
}

let myRandomSet = createRandomSetOfSizeN(5);
console.log(`Created set of size 5 with random numbers: ${JSON.stringify(Array.from(myRandomSet))}`);

Output

Created set of size 5 with random numbers: [35,57,18,91,74]

Summary

In this tutorial, we learned How to create a Set of size N in TypeScript language with well detailed examples.




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  3. How to Get Length of a Set in TypeScript ?
  4. How to create a Set of size N in TypeScript ?
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  24. How to Convert a Set of Floats to a Set of Strings in TypeScript ?
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  26. How to Filter Items of a Set based on a Condition in TypeScript ?
  27. How to Remove Specific Item from a Set in TypeScript ?
  28. How to Remove Items from Set based on a Condition in TypeScript ?
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