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String in Python | Function related to string in Python

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Initializing string in Python X = "some string"             or X = 'some string' print(x) Getting character at a specified position X = "some string" Y = X[0]  # position in big brackets 1 st character is treated as 0th position print(Y) For getting character from back we have to mention -ve sign z = X[-1] print(z) Getting a set of character from string For getting a set of  a character from index a to index b we have to use X= "some string" Y = X[a:b] # b will be excluded Y = X[5:8] Getting length of string X = "some string" Y = len(X) print(y) Converting text into lower case or upper case using x.lower() X = "SOME string" y=x.lower() print(y) Using x.upper X = "some string" Y = x.upper print(y) Removing space from start or end of a string Using strip X = "   some str...
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Casting in Python | Conversion of datatypes

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Casting in python Casting is conversion of value of a variable from one data type to other example -- Converting   X = 3  ( is a integer) to X = 3.0 (is a float) There are basically three types of data type Casting into integer. Casting into string. Casting into float. Casting into integer Casting float into integer or casting string into integer provided the content of string is a whole number We use int() for this type of casting. X = int(3.5)            #value of x will be 3 Y= int ("3")            #value of y will be treated as integer and we can perform arithmetic operation Z = int("hello")  #this will throw error the value is not whole number Casting into string Casting float into string or casting integer into string We use str() constructor for casting.  X = str(3)  # 3 will be considered as string and arithmetic operation ca...
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