Skip to content

R_Prac-6.r

Problem Statement

Program to access List elements, modify a List Element, add items to List, Remove items from a List, length of List.

Metadata

Property Detail
Author Amit Dutta (amitdutta4255@gmail.com)
Date 25 Mar 2026
License MIT

Concepts

Beta Feature

This concept detection system is still in beta and may occasionally show incorrect or incomplete results.

  • Array

Actions

Raw View on GitHub

You can print or save this file by opening Raw and using your browser.

Source Code

# Author: Amit Dutta (amitdutta4255@gmail.com) | Date: 25 Mar 2026
# Repo: https://github.com/notamitgamer/bsc
# License: MIT

# Program to access List elements, modify a List Element, add items to List, 
# Remove items from a List, length of List.

l <- list("Amit", 19, "Madhyamgram", 94.5)
print("Initial list:")
print(l)

l[[4]] = 95.46
print("after modifing last element: ")
print(l)

l[length(l) + 1] <- "hello"
print("after adding new element:")
print(l)

l[3] <- NULL
print("after deleting a element: ")
print(l)

print(paste("length of the list after modifing:", length(l)))

Explanation

Explain with AI

Copy the prompt below and paste it into any AI assistant.

    You are explaining a R programming code to a beginner.

    STRICT RULES:

    - Only use the given code. Do NOT assume anything not present.

    - Do NOT add extra examples.

    - Keep explanation clear and short.

    - If something is unclear, say "Not clear from code".

    - Follow the exact format below. Do NOT change headings.

    FORMAT:

    [START]

    ## What it does

    (Explain the overall purpose in 1-2 sentences)

    ## Step-by-step

    (Explain how the code works in steps, simple language)

    ## Key Concepts

    (List concepts like loop, condition, function, etc.)

    ## Notes

    (Mention any limitations, errors, or assumptions)

    [END]

    CODE (R_Prac-6.r):

    # Author: Amit Dutta (amitdutta4255@gmail.com) | Date: 25 Mar 2026
    # Repo: https://github.com/notamitgamer/bsc
    # License: MIT

    # Program to access List elements, modify a List Element, add items to List, 
    # Remove items from a List, length of List.

    l <- list("Amit", 19, "Madhyamgram", 94.5)
    print("Initial list:")
    print(l)

    l[[4]] = 95.46
    print("after modifing last element: ")
    print(l)

    l[length(l) + 1] <- "hello"
    print("after adding new element:")
    print(l)

    l[3] <- NULL
    print("after deleting a element: ")
    print(l)

    print(paste("length of the list after modifing:", length(l)))