Luna::BasicString::insert

void insert(usize index, const BasicString &str, usize index_str, usize count=npos)

Inserts one subrange of another string at the specified position.

Parameters

• in index

  The index to insert the characters.

• in str

  The string to insert.

• in index_str

  The index of the first character in str to insert.

• in count

  The number of characters to insert. If count is greater than str.size() - index_str, only str.size() - index_str characters will be inserted.