Added work from today's practice

1 files changed, 56 insertions, 0 deletions

diff --git a/Year 1/Object-oriented Programming/13-Practice-31.05.2022/String.h b/Year 1/Object-oriented Programming/13-Practice-31.05.2022/String.h
new file mode 100644
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+++ b/Year 1/Object-oriented Programming/13-Practice-31.05.2022/String.h
@@ -0,0 +1,56 @@
+#ifndef HEADER_STRING
+#define HEADER_STRING
+
+/*! \file String.h
+ *  \brief Stores declaration of class String
+ */
+
+#include <istream>
+#include <ostream>
+
+class String {
+	char* str;
+	unsigned length;
+
+	void free();
+	void copyFrom(const String& other);
+
+public:
+	//! The underlying array is allocated with length (+ 1) size
+	String(unsigned length);
+	//! Copies str
+	String(const char* str);
+	//! Returns internal C-style string
+	const char* get_cstr() const;
+	//! Returns number of characters in string
+	unsigned get_length() const;
+	//! Returns a character reference (from the underlying C-style string) at the given index
+	char& operator[](unsigned index);
+
+	//! Appends a C-style string
+	String& operator+=(const char* str);
+	//! Appends a number
+	String& operator+=(unsigned number);
+
+	String();
+	String(const String& other);
+	String& operator=(const String& other);
+	~String();
+
+	String(String&& other);
+	String& operator=(String&& other);
+
+	//! Reads String from stream
+	void read(std::istream& istr);
+	//! Writes String to stream
+	void write(std::ostream& ostr) const;
+	//! Compares two strings
+	int compare(const String& other) const;
+
+	//! Reads String from stream with >> operator
+	friend std::istream& operator>>(std::istream& istr, String& event);
+	//! Writes String to stream with << operator
+	friend std::ostream& operator<<(std::ostream& ostr, const String& event);
+};
+
+#endif