字符串切片操作

test = "Python Programming"
print("String: ", test)
# First one character
first_character = test[:1]
print("First Character: ", first_character)
# Last one character
last_character = test[-1:]
print("Last Character: ", last_character)
# Everything except the first one character
except_first = test[1:]
print("Except First Char.: ", except_first)
# Everything except the last one character
except_last = test[:-1]
print("Except First Char.: ", except_last)
# Everything between first and last two character
between_two = test[2:-2]
print("Between two character: ", between_two)
# Skip one character
skip_one = test[0:18:2]  # [start:stop:step]
print("Skip one character: ", skip_one)
# Reverse String
reverse_str = test[::-1]
print("Reverse String: ", reverse_str)

Output:

String:  Python Programming
First Character:  P
Last Character:  g
Except First Char.:  ython Programming
Except First Char.:  Python Programmin
Between two character:  thon Programmi
Skip one character:  Pto rgamn
Reverse String:  gnimmargorP nohtyP