str = "Text"

print("->", str.center(100), "<-")

str = "11223344556622222"

# returns the number of occurrences

print(str.count("2"))

# index of the first occurrence

print("index:", str.find("2"))

# string to number

s = '10'

print(int(s))

# char array

str1 = "chararray"

print(list(str1))

# slicing

# seq [start:end:step]

str = "Test string"

print(str[-1])

print(str[-2])

print(str[-2:])

print(str[0::2])

print(str[0:-2])

name = "Text"

print(name.rjust(50,"-"))

print(name.ljust(50,"-"))

# format

print("{0} {1}".format("1", "2"))

print("{} {}".format("1", "2"))

text_with_lines = "text1\ntext2\ntext3"

print(text_with_lines.splitlines())

#split

print(text_with_lines.split("\n"))

#strip

print("text1|text2".strip("text1"))

#swapcase

print("text".swapcase())

print("text".capitalize())

print("text".upper())

print("TEXT".lower())

# index or find

# index throw exception

print("text1".find("t"))

print("text1".find("a"))

print("text1".rfind("t"))

print("text1".rfind("1"))

# count(t,start,end)

print("text1".count("t", 0, -1))

# replace (t,u,n) - replace n times

print("text1".replace("t", "r", 1))

print("text1".replace("t", "r", 2))

# chr

print(chr(76))

print(ord('K'))

# is alphanumeric

print("abc123".isalnum())

print("abc123!".isalnum())

print("123".isdigit())

print("123".isnumeric())

print("8".isdigit())

print(max("abcd12912zopwe"))