Python concat string, 6 there is a base type that is little used: bytearray

Python concat string, 8 When I say efficient, I'm only referring to the speed at which the strings are concatenated, or in more technical terms: I'm asking about Dec 29, 2016 · I want to concat few strings together, and add the last one only if a boolean condition is True. And says that a developer should expect quadratic time from += in a loop, even though there's an optimisation since Python 2. How to concatenate a fixed string and a variable in Python [duplicate] Asked 12 years, 6 months ago Modified 3 years, 11 months ago Viewed 335k times Sep 17, 2012 · For handling a few strings in separate variables, see How do I append one string to another in Python?. Just add an f in front of the string and write the variable inside curly braces ({}) like so:. Compare the pros and cons of +, +=, . In this article, we will explore various methods for achieving this. Bytearrays can be incredible useful -- for string containing texts, since the best thing is to have then in Unicode, the "join" way is the way to go -- but if you are dealing with binary data instead, bytearrays can be both more Pythonic and 118 You can use string concatenation to combine columns, with or without delimiters. Learn how to join multiple strings into one using different methods in Python, such as + operator, join(), format(), and f-strings. You do have to convert the type on non-string columns. 4. For the opposite process - creating a list from a string - see How do I split a string into a list of characters? or How do I split a string into a list of words? as appropriate. (this current comment is just to confirm the @tonfa's comment above). String Concatenation To concatenate, or combine, two strings you can use the + operator. The most simple way to concatenate strings in Python is by using the + operator. StringIO for string concatenation. May 19, 2025 · This article explains how to concatenate strings or join a list of strings in Python. 6 you can use so-called "formatted strings" (or "f strings") to easily insert variables into your strings. Jul 12, 2025 · String concatenation in Python allows us to combine two or more strings into one. The OP asked for Python 2. 4 but about version 2. Using + operator allows us to concatenation or join strings easily. join or io. 7, Hatem Nassrat has tested (July 2013) three concatenation techniques where + is faster when concatenating less than 15 strings but he recommends the other techniques: join and %. 6 there is a base type that is little used: bytearray. See examples, syntax, and output for each method. join(), StringIO, and print() for string concatenation. Oct 28, 2025 · Learn different ways to combine multiple strings together to create a single string in Python, such as using the comma, + operator, join() method, and % operator. Like this (a, b and c are strings): something = a + b + (c if <condition>) But Python does no As of Python 3. How to concatenate strings in python? For example: Section = 'C_type' Concatenate it with Sec_ to form the string: Sec_C_type See also: How do I put a variable’s value inside a string (interpolate Aug 29, 2012 · As @jdi mentions Python documentation suggests to use str. Is there an efficient mass string concatenation method in Python (like StringBuilder in C# or StringBuffer in Java)? I found following methods here: Simple concatenation using + Using a string lis I myself use the "join" way, but from Python 2. Learn how to combine multiple strings into a single string in Python using different methods and techniques. Apr 23, 2020 · At the time of asking this question, I'm using Python 3.


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