Summary  
This chapter covers how to manipulate strings using operations like slicing, concatenation, searching, replacing, and formatting to transform and analyze text. It provides practice exercises that apply built-in string methods and printing to demonstrate each concept.

General domain of usage  
Text processing

Ly8gcmVwbGFjZXMgbiBjaGFyYWN0ZXJzIHN0YXJ0aW5nIGZyb20gc3RhcnQgd2l0aCBzdHIyCnN0ci5yZXBsYWNlKHN0YXJ0LCBuLCBzdHIyKSA=

#define CATCH_CONFIG_MAIN
#include <catch2/catch.hpp>
#include <string>

std::string censorComment(std::string comment, std::string forbiddenWord);

TEST_CASE("Censor 'stupid' in comment -> 'This movie is ***'", "[censorComment]") {
    std::string result = censorComment("This movie is stupid", "stupid");
    REQUIRE(result == "This movie is ***"); // Expected: "This movie is ***", input: "This movie is stupid"
}

TEST_CASE("Censor 'hate' in comment -> 'I *** bugs in code'", "[censorComment]") {
    std::string result = censorComment("I hate bugs in code", "hate");
    REQUIRE(result == "I *** bugs in code"); // Expected: "I *** bugs in code", input: "I hate bugs in code"
}

TEST_CASE("No censorship if word not present -> 'What a nice day'", "[censorComment]") {
    std::string result = censorComment("What a nice day", "bad");
    REQUIRE(result == "What a nice day"); // Expected: "What a nice day", input: "What a nice day"
}

TEST_CASE("Censor first occurrence only -> 'This is *** and bad again'", "[censorComment]") {
    std::string result = censorComment("This is bad and bad again", "bad");
    REQUIRE(result == "This is *** and bad again"); // Expected: "This is *** and bad again", input: "This is bad and bad again"
}

TEST_CASE("Censor word at start -> '*** code here'", "[censorComment]") {
    std::string result = censorComment("ugly code here", "ugly");
    REQUIRE(result == "*** code here"); // Expected: "*** code here", input: "ugly code here"
}

TEST_CASE("Censor word at end -> 'Code is ***'", "[censorComment]") {
    std::string result = censorComment("Code is ugly", "ugly");
    REQUIRE(result == "Code is ***"); // Expected: "Code is ***", input: "Code is ugly"
}

TEST_CASE("Empty comment -> ''", "[censorComment]") {
    std::string result = censorComment("", "bad");
    REQUIRE(result == ""); // Expected: "", input: ""
}

test.cpp

Développer une compréhension approfondie des types de données est essentiel lors de l'apprentissage d'un langage de programmation. Ce cours offre l'opportunité d'explorer en détail les types de données en C++, en acquérant des connaissances sur leur stockage en mémoire. De plus, le cours aborde la conversion de types.

short, int, long, float, double, etc. sont tous des types de données numériques. Vous apprendrez tout à leur sujet ainsi que les pièges qu'ils peuvent dissimuler.

Challenge: Exercice de Manipulation de Chaînes

Solution