{
BasicString!char str = "123456";
str.append('x', 2);
assert(str == "123456xx");
}
{
BasicString!char str = "123456";
str.append("abc");
assert(str == "123456abc");
}
{
BasicString!char str = "123456";
BasicString!char str2 = "xyz";
str.append(str2);
assert(str == "123456xyz");
}
{
BasicString!char str = "12";
str.append(+34);
assert(str == "1234");
}
Extends the BasicString by appending additional characters at the end of string.
Return number of inserted characters.