An invariant of slice operations: s[:i] + s[i:] equals s
word = "Hello world" print word[:2] + word[2:] print word[:3] + word[3:]
1. | String slicing: extrace section | ||
2. | String Slice | ||
3. | Strings can be subscripted (indexed) | ||
4. | Degenerate slice indices | ||
5. | Negative Indices numbers: start counting from the right |