python中的一些类型转换函数小结
函数 描述
int(x [,base ]) 将x转换为一个整数
long(x [,base ]) 将x转换为一个长整数
float(x ) 将x转换到一个浮点数
complex(real [,imag ]) 创建一个复数
str(x ) 将对象 x 转换为字符串
repr(x ) 将对象 x 转换为表达式字符串
eval(str ) 用来计算在字符串中的有效Python表达式,并返回一个对象
tuple(s ) 将序列 s 转换为一个元组
list(s ) 将序列 s 转换为一个列表
chr(x ) 将一个整数转换为一个字符
unichr(x ) 将一个整数转换为Unicode字符
ord(x ) 将一个字符转换为它的整数值
hex(x ) 将一个整数转换为一个十六进制字符串
oct(x ) 将一个整数转换为一个八进制字符串
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
1664
14
1422
52
1316
25
1267
29
1239
24
How to convert string to int type in go language
Mar 15, 2021 pm 02:00 PM
Conversion method: 1. Use the Atoi() function in the strconv package to convert the string type integer to the int type, with the syntax "strconv.Atoi(string)"; 2. Use the ParseInt() function in the strconv package to convert Returns an integer value represented by a string (accepts sign), syntax "strconv.ParseInt(string,10,64)".
How to solve C++ runtime error: 'invalid type conversion'?
Aug 27, 2023 pm 03:33 PM
How to solve C++ runtime error: 'invalidtypeconversion'? During the C++ programming process, we often encounter various compile-time and run-time errors. One of the common runtime errors is the 'invalidtypeconversion' error. This error is triggered when we convert one data type to another incompatible data type. This article will introduce some common causes of this error and how to solve it.
Type conversion of golang function
Apr 19, 2024 pm 05:33 PM
In-function type conversion allows data of one type to be converted to another type, thereby extending the functionality of the function. Use syntax: type_name:=variable.(type). For example, you can use the strconv.Atoi function to convert a string to a number and handle errors if the conversion fails.
C++ compilation error: Invalid type conversion, how to deal with it?
Aug 22, 2023 am 10:55 AM
As a strongly typed language, C++ requires special attention when converting data types, otherwise the compiler will report an error. One of the more common errors is "invalid type conversion". This article will explain why this error occurs, how to perform type conversion, and how to avoid this error. 1. Cause of the error: Data type mismatch. There are some data types in C++ that cannot be converted directly. For example, you cannot convert a character variable directly to an integer variable, or a floating-point variable directly to a Boolean variable.
Implicit type conversion: An exploration of different variations of types and their applications in programming
Jan 13, 2024 pm 02:54 PM
Explore the different types of implicit type conversions and their role in programming Introduction: In programming, we often need to deal with different types of data. Sometimes, we need to convert one data type to another type in order to perform a specific operation or meet specific requirements. In this process, implicit type conversion is a very important concept. Implicit type conversion refers to the process in which the programming language automatically performs data type conversion without explicitly specifying the conversion type. This article will explore the different types of implicit type conversions and their role in programming,
How to convert int to string type in go language
Jun 04, 2021 pm 03:56 PM
Conversion method: 1. Use the Itoa() function, the syntax "strconv.Itoa(num)"; 2. Use the FormatInt() function to convert int type data into the specified base and return it in the form of a string, the syntax "strconv .FormatInt(num,10)".
Let's explore common application scenarios of implicit type conversion!
Jan 11, 2024 pm 04:45 PM
Let’s explore common application scenarios of implicit type conversion! Introduction: In programming languages, implicit type conversion is an automatically performed data type conversion process. In some programming languages, this conversion is performed implicitly, without the need to explicitly tell the compiler or interpreter to perform the conversion. Implicit type conversion has a wide range of application scenarios in programming. This article will discuss some of the common application scenarios. Implicit type conversion in numerical calculations In numerical calculations, operations between different types of data are often required. When different types of data
Type conversion problem in Java - how to solve java.lang.NumberFormatException?
Jun 25, 2023 am 10:54 AM
In Java development, we often encounter type conversion problems. When we convert a value of one data type to a value of another data type, if the conversion is incorrect, a java.lang.NumberFormatException exception will be thrown. This article will describe the cause of this exception and how to avoid it. java.lang.NumberFormatException exception reason java.lang.NumberFormatExcep
