Python strings Function


String assignment using ' or ":

>>> s = 'EndMemo.com'
>>> s2 = "EndMemo.com"
>>> s == s2

True

String is can be treated as a list of characters:
>>> s[0]

'E'

>>> s[3:6]

'Mem'

Search for substring:
>>> x = 'EndMemo Python Tutorial'
>>> 'P' in x

True

>>> 'x' not in x

True

String concatenation use "+", "+=" operators or join() Method. 
>>> str = "python"
>>> str += " tutorial"
>>> str

"python tutorial"


>>> str2 = "EndMemo"
>>> str3 = " -- ".join((str,str2))
>>> str3

"python tutorial -- EndMemo"





>>> str = "python"
>>> str2 = " tutorial"
>>> str3 = str + " " + str2
>>> str3



'python tutorial'




split() method divide a string based on specified separator.


>>> x = 'EndMemo Python Tutorial'
>>> x.split('th')



['EndMemo Py', 'on Tutorial']





>>> x.split('o')



['EndMem', ' Pyth', 'n Tut', 'rial']





>>> x.split('o',1)



['EndMem', ' Python Tutorial']




String formatting for print:


>>> print ("%s is No. %d" % ("endmemo.com", 1))



endmemo.com is No. 1





Python string format symbol list:




SymbolDescription


%ccharacter


%sstring


%dsigned decimal integer


%iinteger


%uunsigned decimal integer


%ooctal integer


%ffloating number


%eexponential notation with lowercase e


%Eexponential notation with uppercase E


%xhexadecimal integer in lowercase


%Xhexadecimal integer in uppercase