nullptr.me
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1. nullptr, the pointer literal (since C++11) - cppreference.com
Link: https://en.cppreference.com/w/cpp/language/nullptr
Description: WEBJun 25, 2023 · The keyword nullptr denotes the pointer literal. It is a prvalue of type std::nullptr_t. There exist implicit conversions from nullptr to null pointer value of any pointer type and any pointer to member type. Similar conversions exist for any null pointer constant, which includes values of type std::nullptr_t as well as the macro NULL .
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2. What is the nullptr keyword, and why is it better than NULL?
Link: https://stackoverflow.com/questions/1282295/what-is-the-nullptr-keyword-and-why-is-it-better-than-null
Description: WEBThe new C++09 nullptr keyword designates an rvalue constant that serves as a universal null pointer literal, replacing the buggy and weakly-typed literal 0 and the infamous NULL macro. nullptr thus puts an end to more than 30 years of …
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3. nullptr (C++/CLI and C++/CX) | Microsoft Learn
Link: https://learn.microsoft.com/en-us/cpp/extensions/nullptr-cpp-component-extensions?view=msvc-170
Description: WEBAug 2, 2021 · The nullptr keyword represents a null pointer value. Use a null pointer value to indicate that an object handle, interior pointer, or native pointer type does not point to an object. Use nullptr with either managed or native code. The compiler emits appropriate but different instructions for managed and native null pointer values.
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4. nullptr | Microsoft Learn
Link: https://learn.microsoft.com/en-us/cpp/cpp/nullptr?view=msvc-170
Description: WEBAug 2, 2021 · The nullptr keyword specifies a null pointer constant of type std::nullptr_t, which is convertible to any raw pointer type. Although you can use the keyword nullptr without including any headers, if your code uses the type std::nullptr_t, then you must define it by including the header <cstddef>.
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5. Understanding nullptr in C++ - GeeksforGeeks
Link: https://www.geeksforgeeks.org/understanding-nullptr-c/
Description: WEBApr 5, 2024 · How does nullptr solve the problem? In the above program, if we replace NULL with nullptr, we get the output as “fun(char *)”. nullptr is a keyword that can be used at all places where NULL is expected. Like NULL, nullptr is implicitly convertible and comparable to any pointer type.
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6. 12.8 — Null pointers – Learn C++ - LearnCpp.com
Link: https://www.learncpp.com/cpp-tutorial/null-pointers/
Description: WEBThe nullptr keyword. Much like the keywords true and false represent Boolean literal values, the nullptr keyword represents a null pointer literal. We can use nullptr to explicitly initialize or assign a pointer a null value.
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7. C++ keyword: nullptr (since C++11) - cppreference.com
Link: https://en.cppreference.com/w/cpp/keyword/nullptr
Description: WEBApr 10, 2020 · Character - String - nullptr (C++11) User-defined (C++11) Utilities: Attributes (C++11) Types: typedef declaration: Type alias declaration (C++11) Casts: Implicit conversions - Explicit conversions: static_cast - dynamic_cast: const_cast - reinterpret_cast: Memory allocation
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8. Predefined null pointer constant (since C23) - cppreference.com
Link: https://en.cppreference.com/w/c/language/nullptr
Description: WEBSep 29, 2023 · The keyword nullptr denotes a predefined null pointer constant. It is a non-lvalue of type nullptr_t. nullptr can be converted to a pointer types or bool, where the result is the null pointer value of that type or false respectively. Keywords. nullptr. Example. Demonstrates that a copy of nullptr can also be used as a null pointer constant.
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9. nullptr, the pointer literal - cppreference.com
Link: http://www.man6.org/docs/cppreference-doc/reference/en.cppreference.com/w/cpp/language/nullptr.html
Description: WEBOct 9, 2016 · Syntax. Explanation. The keyword nullptr denotes the pointer literal. It is a prvalue of type std::nullptr_t. There exist implicit conversions from nullptr to null pointer value of any pointer type and any pointer to member type.
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10. c++ - What are the advantages of using nullptr? - Stack Overflow
Link: https://stackoverflow.com/questions/13816385/what-are-the-advantages-of-using-nullptr
Description: WEBDec 11, 2012 · 1. NB NULL is historically not guaranteed to be 0, but is as oc C99, in the much the same way a byte wasn't necessarily 8 bits long and true and false were architecture dependant values. This question focuses on nullptr butthat's the difference between 0 and NULL.
