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Check odd/even number
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Create a calculator to add subtract multiply & divide
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Check prime number
Print the Fibonacci series
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Multiply two matrices
Find the standard deviation
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"Hello World" Program
when Expression
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while Loop
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"Hello World" Program
while Loop
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"Hello World" Program
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while Loop
switch Statement
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Selection Sort
Bubble Sort
Heap Sort
Quicksort
Stack Structure
Linked List
Tree Structure
Tree Traversal
Dijkstra's Algorithm
Prim's Algorithm
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Python
C
C++
Java
Kotlin
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Popular Examples

Add two numbers
Check prime number
Find the factorial of a number
Print the Fibonacci sequence
Check leap year
View all examples
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Check odd/even number
Find roots of a quadratic equation
Print Pyramids and Patterns
Check prime number
Print the Fibonacci series
View all examples
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Popular Examples

Create a calculator to add subtract multiply & divide
Check prime number
Print the Fibonacci sequence
Check if a number is palindrome or not
Program to multiply matrix
View all examples
Explore Java Examples

Popular Examples

Check prime number
Print the Fibonacci series
Print Pyramids and Patterns
Multiply two matrices
Find the standard deviation
View all examples
Explore Kotlin Examples

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Find the current date and time
Convert array to arraylist and vice-verse
Convert string to date
Join two lists
Sort ArrayList of Custom Objects By Property
View all examples

C++ <cctype>

The C++ <cctype> header file declares a set of functions to classify (and transform) individual characters. For example, isupper() checks whether a character is uppercase or not.

C++ isalpha()

checks if given character is alphabet or not

C++ isblank()

checks if given character is a blank character

C++ iscntrl()

checks if given character is control character

C++ isdigit()

checks if given character is a digit or not

C++ isgraph()

checks if given character is graphic or not

C++ islower()

checks if given character is lowercase

C++ isprint()

check if given character is printable or not

C++ ispunct()

check if given character is punctuation character

C++ isspace()

check if given character is whitespace character

C++ isupper()

check if given character is uppercase or not

C++ isxdigit()

checks if given character is hexadecimal character

C++ tolower()

converts a given character to lowercase

C++ toupper()

converts a given character to uppercase