Python string slice examples

Python-3/basic_examples/strings/string_slice_substring.py

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+s = 'HelloWorld'
+
+# s[:i] + s[i:] == s
+
+print(s[:])
+
+print(s[::])
+
+s = 'HelloWorld'
+first_five_chars = s[:5]
+print(first_five_chars)
+
+third_to_fifth_chars = s[2:5]
+print(third_to_fifth_chars)
+
+# reverse a string using slicing
+s = 'HelloWorld'
+reverse_str = s[::-1]
+print(reverse_str)
+
+s1 = s[2:8:2]
+print(s1)
+
+s1 = s[8:1:-1]
+print(s1)
+
+s1 = s[8:1:-2]
+print(s1)
+
+s1 = s[-4:-2]
+print(s1)
+
+s1 = s[100:]
+print(s1)