python find all indexes of character in string

You must prepare the Python programmer interview questions in advance! (Answer and resolution), python programmer You must prepare for these questions before releasing "Python programmer interview". After the article, in response to the strong

This article mainly shares Python common operation string function and method summary knot, including the string format output and splicing and other basic knowledge, need friends can refer to the next For example, a string Python, which is just a

Python built-in data operations (1) --- string str, pythonstr S. capitalize ()-> str Return a capitalized version of S, I. e. make the first character have upper case and the rest lower case.Returns an upper-case string that converts the first

1,pythons Object FeaturesFrom a more specific point of view, Python programs can be decomposed into modules, statements, expressions, and objects. A program consists of modules that contain statements, statements that contain expressions, and

Summary of string formatting methods in Python, and summary in python The str. format function is added to Python2.6 + to replace the original '%' operator. It is more intuitive and flexible than '%. The following describes how to use it in

1. SequenceThe members are arranged in an orderly manner, and the type of one or more of its members can be accessed through the subscript offset as a sequence.(1) standard type operator(2) Sequence type operator Member relationship

A string is an ordered set of characters used to store and represent text-based information.Common string constants and expressionsT1= ' empty stringt2= "Diege '" double quotesT3= "" "..." "" Sanchong Quote BlockT4=r ' \temp\diege ' raw string

Data types are used when declaring variables, and some data types, such as integers and strings, are used earlier. All data types in Python are classes, and each variable is an "instance" of the class. There is no concept of a basic data type, so

Python built-in string processing functions (covering daily use), python built-in Str = 'python String function' Generate the String variable str = 'python String function' String Length acquisition: len (str)Example: print '% s length = % d' % (str,

Data types are used when declaring variables, and some data types, such as integers and strings, are used earlier. All data types in Python are classes, and each variable is an "instance" of the class. There is no concept of a basic data type, so