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String inbuilt functions
capitalize()
Converts the first character to upper case
s1="meraprays"
s2=s1.capitalize()
print(s2)
Output:
Meraprayas
lower()
Converts a string into lower case
swapcase()
Swaps cases, lower case becomes upper case and vice versa
s1="MERAprayas"
s2=s1.swapcase()
print(s2)
Output: meraPRAYAS
title()
Converts the first character of each word to upper case.
s1="hello om shanti "
s2=s1.title()
print(s2)
Output:
Hello Om Shanti
upper()
Converts a string into upper case
s1="hello om shanti "
s2=s1.upper()
print(s2)
Output:
Hello Om Shanti
isalnum()
Returns True if all characters in the string are alphanumeric
s1="MERAPRAYAS123"
s2=s1.isalnum()
print(s2)
Output: true
isalpha()
Return True if all character in the string are alphabet
s1="MERAPRAYAS"
s2=s1.isalpha()
print(s2)
Output: true
isdigit()
Returns True if all characters in the string are digits
s1="MERAPRAYAS"
d=s1.isdigit()
print(d)
Output: false
isidentifier()
Returns True if the string is an identifier
s1="MERAPRAYAS"
i=s1.isidentifier()
print(i)
Output: true
islower()
Returns True if all characters in the string are lower case
s1="MERAPRAYAS"
l=s1.islower()
print(l)
Output: false
isnumeric()
Returns True if all characters in the string are numeric
s1="123454"
n=s1.isnumeric()
print(n)
Output: true
isprintable()
Returns True if all characters in the string are printable
s1="123454"
p=s1.isprintable()
print(p)
Output: true
isspace()
Returns True if all characters in the string are whitespaces
s1=" "
x=s1.isspace()
print(x)
Output: true
istitle()
Returns True if the string follows the rules of a title
s1="Meraprayas " # first character capital
x=s1.istitle()
print(x)
Output: true
isupper()
Returns True if all characters in the string are upper case
s1="MERAPRAYAS "
x=s1.isupper()
print(x)
Output: true
endswith()
Returns true if the string ends with the specified value
s1="MERA PRAYAS MERA PRAYAS MERA "
n=s1.endswith("RA")
print(n)
Output: true
startswith()
Returns true if the string starts with the specified value
s1="MERA PRAYAS MERA PRAYAS MERA "
n=s1.startswith("ME")
print(n)
Output: true
count()
Returns the number of times a specified value occurs in a string.
It is case sensitive.
s1="MERA PRAYAS MERA PRAYAS MERA "
n=s1.count("MERA")
print(n)
Output: 3
find()
Searches the string for a specified value and returns the position of where it was found
s1="MERA PRAYAS MERA PRAYAS MERA "
n=s1.find("PRAYAS")
print(n)
Output: 5
rfind()
Searches the string for a specified value and returns the last position of where it was found
s1="MERA PRAYAS MERA PRAYAS MERA "
n=s1.rfind("PRAYAS")
print(n)
Output: 18
expandtabs()
Sets the tab size of the string.
s1="MERA \t PRAYAS \t MERA \t PRAYAS\t MERA "
s2=s1.expandtabs("5")
print(s2)
Output:
MERA PRAYAS MERA PRAYAS MERA
format()
Formats specified values in a string
s1 = "Only {price:.2f} Rupees"
print(s1.format(price = 149))
s2 = "Only {price:.3f} Rupees"
print(s2.format(price = 149))
output:
Only 149.00 Rupees
Only 149.000 Rupees
index()
Searches the string for a specified value and returns the position of where it was found
S = "OM SHANTI JI HELLO OM SHANTI"
x = S.index("SHANTI")
print(x)
output: 3
rindex()
Searches the string for a specified value and returns the last position of where it was found
S = "OM SHANTI OM SHANTI"
x = S.rindex("SHANTI")
print(x)
output: 13
join()
Joins the elements of an iterable to the end of the string
T = ("ARAWALI", "UDAIGIRI", "SHIVAIK")
x = "->".join(myTuple)
print(x)
ouput
ARAWALI->UDAIGIRI->SHIVAIK
rjust()
Returns a right justified version of the string
txt = "banana"
x = txt.rjust(20)
print(x, "is my favorite fruit.")
ouput:
banana is my favorite fruit.
ljust()
Returns a left justified version of the string
txt = "banana"
x = txt.ljust(20)
print(x, "is my favorite fruit.")
ouput:
banana is my favorite fruit.
center()
Returns a center justified version of the string
txt = "banana"
x = txt.center(20)
print(x, "is my favorite fruit.")
ouput:
banana is my favorite fruit.
partition()
Returns a tuple where the string is parted into three parts
s = " I want to eat samosa. samosa was very testy"
x = s.partition("eat")
print(x)
ouput
(' I wamt to ', 'eat', ' samosa')
rpartition()
Returns a tuple where the string is parted into three parts.
The rpartition() method searches for the last occurrence of a specified string, and splits the string into a tuple containing three elements.
The first element contains the part before the specified string.
The second element contains the specified string.
The third element contains the part after the string.
s = " I want to eat samosa.samosa to eat samosa was very test"
x = s.rpartition("eat")
print(x)
output
(' I want to eat samosa.samosa to ', 'eat', ' samosa was very test')
replace()
Returns a string where a specified value is replaced with a specified value
s = "I want to eat samosa"
x = s.replace("samosa", "apple")
print(x)
output
I want to eat apple
split()
Splits the string at the specified separator, and returns a list
s = " I want to eat samosa.It was very test"
x = s.split()
print(x)
output:
['I', 'want', 'to', 'eat', 'samosa.It', 'was', 'very', 'test']
rsplit()
Splits the string at the specified separator, and returns a list
s = " I want to eat samosa.It was very test"
x = s.rsplit(".")
print(x)
output
[' I want to eat samosa', 'It was very test']
splitlines()
Splits the string at line breaks and returns a list
s = "I want to eat apple \n I want to eat samosa"
x = s.splitlines()
print(x)
ouput:
['I want to eat apple ', ' I want to eat samosa']
strip()
Returns a trimmed version of the string
txt = " banana "
x = txt.rstrip()
print("of all fruits", x, "is my favorite")
ouput
of all fruits banana is my favorite
rstrip()
Returns a right trim version of the string
txt = " banana "
x = txt.rstrip()
print("of all fruits", x, "is my favorite")
output
of all fruits banana is my favorite
lstrip()
Returns a left trim(remove space from left) version of the string
txt = " banana "
x = txt.lstrip()
print("of all fruits", x, "is my favorite")
output
of all fruits banana is my favorite
zfill()
Fills the string with a specified number of 0 values at the beginning
s = "50"
x = s.zfill(10)
print(x)
output
0000000050
casefold()
Converts string into lower case
s1="MERAPRAYAS"
s2=s1.casefold()
print(s2)
Output: meraprays
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