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#include "String.h"
#include <cstring>
void String::copyFrom(const String& other) {
length = other.length;
str = new char[length + 1];
strncpy(str, other.str, length + 1);
}
void String::free() {
delete[] str;
}
String::String(const char* str) {
length = strlen(str);
this->str = new char[length + 1];
strncpy(this->str, str, length + 1);
}
String::String() : String("") {}
String::String(const String& other) {
copyFrom(other);
}
String& String::operator=(const String& other) {
if (this != &other) {
free();
copyFrom(other);
}
return *this;
}
String::~String() {
free();
}
std::ostream& operator<<(std::ostream& ostr, const String& str) {
return ostr << str.str;
}
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