36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
s = "Str thera! whatsome!"
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# Length should be 20
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print("Length of s = %d" % len(s))
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# First occurrence of "a" should be at index 8
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print("The first occurrence of the letter a = %d" % s.index("a"))
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# Number of a's should be 2
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print("a occurs %d times" % s.count("a"))
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# Slicing the string into bits
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print("The first five characters are '%s'" % s[:5]) # Start to 5
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print("The next five characters are '%s'" % s[5:10]) # 5 to 10
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print("The thirteenth character is '%s'" % s[12]) # Just number 12
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print("The characters with odd index are '%s'" %s[1::2]) #(0-based indexing)
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print("The last five characters are '%s'" % s[-5:]) # 5th-from-last to end
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# Convert everything to uppercase
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print("String in uppercase: %s" % s.upper())
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# Convert everything to lowercase
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print("String in lowercase: %s" % s.lower())
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# Check how a string starts
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if s.startswith("Str"):
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print("String starts with 'Str'. Good!")
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# Check how a string ends
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if s.endswith("ome!"):
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print("String ends with 'ome!'. Good!")
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# Split the string into three separate strings,
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# each containing only a word
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print("Split the words of the string: %s" % s.split(" "))
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