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A string is a one dimensional character array that is terminated by a null character. There can be many vowels, consonants, digits and white spaces in a string.For example.String: There are 7 colours in the rainbow Vowels: 12 Consonants: 15 Digits: 1 White spaces: 6A program to find the number of vowels, consonants, digits and white spaces in a string is given as follows.Example Live Demo#include using namespace std; int main() { char str[] = {"Abracadabra 123"}; int vowels, consonants, digits, spaces; vowels = consonants = digits = spaces = 0; for(int i = 0; str[i]!='\0'; ... Read More
Use the autocomplete attribute to enable autocomplete in an HTML form. The autocomplete attribute is used with form elements to set the autocomplete feature on or off. If the autocomplete feature is on, the browser will automatically show values, based on what users entered before in the field.If the autocomplete feature is off, the browser won’t automatically show values, based on what users entered before in the field.The following are the attribute values −S. NoAttribute ValueDescription1OnThis is the default value. Browser automatically complete values based on what users entered before.2OffBrowser won’t complete values based on what users entered before. Users have to type the ... Read More
You can try to run the following code to create a bordered button group with border propertyExampleLive Demo .btn { color: black; background-color: yellow; width: 120px; text-align: center; font-size: 15px; padding: 20px; float: left; border: 3px solid blue; } .mybtn { background-color: orange; } Result Click below for result: Result Result Result Result Result
Use the CSS :hover selector to create hoverable buttons. You can try to run the following code to create hoverable buttons:ExampleLive Demo .btn { background-color: yellow; color: black; text-align: center; font-size: 15px; padding: 20px; border-radius: 15px; border: 3px dashed blue; } .btn:hover { background-color: orange; color: black; border: 3px solid blue; } Result Click below for result: Result
To change the background color of a button, use the background-color property.You can try to run the following code to change button’s background colorExampleLive Demo .btn { background-color: yellow; color: black; text-align: center; font-size: 13px; } Result Click below for result: Result
Grid Container in CSS has grid items. These items are placed inside rows and columns. Let us create aCSS Grid container and set the number of columns in a Grid:ExampleLive Demo .container { display: grid; background-color: blue; grid-template-columns: auto auto; padding: 20px; grid-gap: 20px; } .container > div { background-color: orange; border: 2px solid gray; padding: 35px; font-size: 30px; text-align: center; } Game Board 1 2 3 4 5 6
A matrix is a rectangular array of numbers that is arranged in the form of rows and columns.An example of a matrix is as follows.A 3*3 matrix has 3 rows and 3 columns as shown below −8 6 3 7 1 9 5 1 9A program that multiplies two matrices using multidimensional arrays is as follows.Example Live Demo#include using namespace std; int main() { int product[10][10], r1=2, c1=3, r2=3, c2=3, i, j, k; int a[2][3] = { {2, 4, 1} , {2, 3, 9} }; int b[3][3] = { {1, 2, 3} , {3, 6, 1} , {2, 9, 7} }; if (c1 != r2) { cout
Use the transform CSS property to flip an image. You can try to run the following code to flip an image on mouseover:ExampleLive Demo .myimg:hover { transform: scaleX(-1); } Heading One Let's flip the image on mouse over:
Operator overloading can be done with most of the built-in operators in C++. The overloaded operators are functions with the keyword operator followed by the operator symbol that is defined. The overloaded operators have a return type and a parameter list like any function.A program that subtracts complex numbers using operator overloading is as follows −Example Live Demo#include using namespace std; class ComplexNum { private: int real, imag; public: ComplexNum(int r = 0, int i =0) { real = r; imag = i; } ComplexNum operator - (ComplexNum const ... Read More
There are 128 characters in the ASCII (American Standard Code for Information Interchange) table with values ranging from 0 to 127.Some of the ASCII values of different characters are as follows −CharacterASCII ValueA65a97Z90z122$36&38?63A program that finds the ASCII value of a character is given as follows −Example Live Demo#include using namespace std; void printASCII(char c) { int i = c; cout