Answers for "class"

12

what is class

Class is a blueprint or template which you can create as many objects as you 
like. Object is a member or instance of a class.
Class is declared using class keyword, Object is created through
new keyword mainly. A class is a template for objects. A class defines 
object properties including a valid range of values, and a default value. 
A class also describes object behavior.
Posted by: Guest on December-05-2020
2

class

.ThisIsAClassName {
	color: blue;
}
Posted by: Guest on December-10-2020
2

class

<p class="ThisIsAClassName">Class</p>
Posted by: Guest on April-13-2020
0

class

.wp-block-code {
	border: 0;
	padding: 0;
}

.wp-block-code > div {
	overflow: auto;
}

.shcb-language {
	border: 0;
	clip: rect(1px, 1px, 1px, 1px);
	-webkit-clip-path: inset(50%);
	clip-path: inset(50%);
	height: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute;
	width: 1px;
	word-wrap: normal;
	word-break: normal;
}

.hljs {
	box-sizing: border-box;
}

.hljs.shcb-code-table {
	display: table;
	width: 100%;
}

.hljs.shcb-code-table > .shcb-loc {
	color: inherit;
	display: table-row;
	width: 100%;
}

.hljs.shcb-code-table .shcb-loc > span {
	display: table-cell;
}

.wp-block-code code.hljs:not(.shcb-wrap-lines) {
	white-space: pre;
}

.wp-block-code code.hljs.shcb-wrap-lines {
	white-space: pre-wrap;
}

.hljs.shcb-line-numbers {
	border-spacing: 0;
	counter-reset: line;
}

.hljs.shcb-line-numbers > .shcb-loc {
	counter-increment: line;
}

.hljs.shcb-line-numbers .shcb-loc > span {
	padding-left: 0.75em;
}

.hljs.shcb-line-numbers .shcb-loc::before {
	border-right: 1px solid #ddd;
	content: counter(line);
	display: table-cell;
	padding: 0 0.75em;
	text-align: right;
	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	user-select: none;
	white-space: nowrap;
	width: 1%;
}function Person(name) {
    this.name = name;
}

Person.prototype.getName = function () {
    return this.name;
};

var john = new Person("John Doe");
console.log(john.getName());Code language: JavaScript (javascript)
Posted by: Guest on September-14-2021
0

class

/* Any Element With Class Title */
.title {
}

/* ? */
#nav {
}

/* ? */
div {
}

/* ? */
h2 {
}
Posted by: Guest on June-05-2021
0

class

#include <iostream>
#include <utility>
 
template<class T, class U>
auto add(T t, U u) { return t + u; } // the return type is the type of operator+(T, U)
 
// perfect forwarding of a function call must use decltype(auto)
// in case the function it calls returns by reference
template<class F, class... Args>
decltype(auto) PerfectForward(F fun, Args&&... args) 
{ 
    return fun(std::forward<Args>(args)...); 
}
 
template<auto n> // C++17 auto parameter declaration
auto f() -> std::pair<decltype(n), decltype(n)> // auto can't deduce from brace-init-list
{
    return {n, n};
}
 
int main()
{
    auto a = 1 + 2;          // type of a is int
    auto b = add(1, 1.2);    // type of b is double
    static_assert(std::is_same_v<decltype(a), int>);
    static_assert(std::is_same_v<decltype(b), double>);
 
    auto c0 = a;             // type of c0 is int, holding a copy of a
    decltype(auto) c1 = a;   // type of c1 is int, holding a copy of a
    decltype(auto) c2 = (a); // type of c2 is int&, an alias of a
    std::cout << "a, before modification through c2 = " << a << '\n';
    ++c2;
    std::cout << "a,  after modification through c2 = " << a << '\n';
 
    auto [v, w] = f<0>(); //structured binding declaration
 
    auto d = {1, 2}; // OK: type of d is std::initializer_list<int>
    auto n = {5};    // OK: type of n is std::initializer_list<int>
//  auto e{1, 2};    // Error as of DR n3922, std::initializer_list<int> before
    auto m{5};       // OK: type of m is int as of DR n3922, initializer_list<int> before
//  decltype(auto) z = { 1, 2 } // Error: {1, 2} is not an expression
 
    // auto is commonly used for unnamed types such as the types of lambda expressions
    auto lambda = [](int x) { return x + 3; };
 
//  auto int x; // valid C++98, error as of C++11
//  auto x;     // valid C, error in C++
}
Posted by: Guest on June-16-2021

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