Tag: tutorial
All the articles with the tag "tutorial".
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Convert a String to Uppercase or Lowercase in C++
Convert a C++ string to uppercase or lowercase with std::transform, toupper, and tolower. Full examples, a simple loop version, and the pitfalls to avoid.
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C++ break and continue: Control Your Loops (with Examples)
Learn how break and continue work in C++ loops: break exits a loop, continue skips one iteration. See clear examples, nested loops, and switch gotchas.
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C++ char to int Conversion: The Right Way (and the Common Trap)
Convert a char to an int in C++ correctly: the ch - '0' trick for digit characters, static_cast for ASCII codes, and stoi for strings, with clear examples.
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C++ Even or Odd Program: Check Any Number (3 Ways)
Write a C++ program to check if a number is even or odd, three ways: the modulo method, with user input from cin, and a clean one-line ternary version.