函数的更多用法

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函数的更多用法

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说明：解压后要注意把文件属性修改一下，解锁即可用目录表前言本书的读者本书的由来本书目前的状况官方网站约定条款欢迎给我反馈值得思考的一些东西 1. 介绍简介 Python的特色概括为什么不使用Perl？程序员的话 2. 安装Python Linux和BSD用户 Windows®用户概括 3. 最初的步骤简介使用带提示符的解释器挑选一个编辑器使用源文件输出它如何工作可执行的Python程序获取帮助概括 4. 基本概念字面意义上的常量数字符串变量标识符的命名数据类型对象输出它如何工作逻辑行与物理行缩进概括 5. 运算符与表达式简介运算符运算符优先级计算顺序结合规律表达式使用表达式概括 6. 控制流简介 if语句使用if语句它如何工作 while语句使用while语句 for循环使用for语句 break语句使用break语句 continue语句使用continue语句概括 7. 函数简介定义函数函数形参使用函数形参局部变量使用局部变量使用global语句默认参数值使用默认参数值关键参数使用关键参数 return语句使用字面意义上的语句 DocStrings 使用DocStrings 概括 8. 模块简介使用sys模块字节编译的.pyc文件 from..import语句模块的__name__ 使用模块的__name__ 制造你自己的模块创建你自己的模块 from..import dir()函数使用dir函数概括 9. 数据结构简介列表对象与类的快速入门使用列表元组使用元组元组与打印语句字典使用字典序列使用序列参考对象与参考更多字符串的内容字符串的方法概括 10. 解决问题——编写一个Python脚本问题解决方案版本一版本二版本三版本四进一步优化软件开发过程概括 11. 面向对象的编程简介 self 类创建一个类对象的方法使用对象的方法 __init__方法使用__init__方法类与对象的变量使用类与对象的变量继承使用继承概括 12. 输入/输出文件使用文件储存器储存与取储存概括 13. 异常错误 try..except 处理异常引发异常如何引发异常 try..finally 使用finally 概括 14. Python标准库简介 sys模块命令行参数更多sys的内容 os模块概括 15. 更多Python的内容特殊的方法单语句块列表综合使用列表综合在函数中接收元组和列表 lambda形式使用lambda形式 exec和eval语句 assert语句 repr函数概括 16. 接下来学习什么？图形软件 GUI工具概括探索更多内容概括 A. 自由/开放源码软件（FLOSS） B. 关于本书后记关于作者关于译者关于简体中文译本 C. 修订记录时间表术语表表格 5.1 运算符与它们的用法 5.2 运算符优先级 15.1 一些特殊的方法例子 3.1 使用带提示符的Python解释器 3.2 使用源文件 4.1 使用变量和字面意义上的常量 5.1 使用表达式 6.1 使用if语句 6.2 使用while语句 6.3 使用for语句 6.4 使用break语句 6.5 使用continue语句 7.1 定义函数 7.2 使用函数形参 7.3 使用局部变量 7.4 使用global语句 7.5 使用默认参数值 7.6 使用关键参数 7.7

The C programming Language 第二版英文版內容列表 Table of Contents Preface.......................................................... Preface to the first edition..................................... Introduction..................................................... Chapter 1 - A Tutorial Introduction.............................. 1.1 Getting Started................................ 1.2 Variables and Arithmetic Expressions........... 1.3 The for statement.............................. 1.4 Symbolic Constants............................. 1.5 Character Input and Output..................... 1.5.1 File Copying.......................... 1.5.2 Character Counting.................... 1.5.3 Line Counting......................... 1.5.4 Word Counting......................... 1.6 Arrays......................................... 1.7 Functions...................................... 1.8 Arguments - Call by Value...................... 1.9 Character Arrays............................... 1.10 External Variables and Scope.................. Chapter 2 - Types, Operators and Expressions..................... 2.1 Variable Names................................. 2.2 Data Types and Sizes........................... 2.3 Constants...................................... 2.4 Declarations................................... 2.5 Arithmetic Operators........................... 2.6 Relational and Logical Operators............... 2.7 Type Conversions............................... 2.8 Increment and Decrement Operators.............. 2.9 Bitwise Operators.............................. 2.10 Assignment Operators and Expressions.......... 2.11 Conditional Expressions....................... 2.12 Precedence and Order of Evaluation............ Chapter 3 - Control Flow......................................... 3.1 Statements and Blocks.......................... 3.2 If-Else........................................ 3.3 Else-If........................................ 3.4 Switch......................................... 3.5 Loops - While and For.......................... 3.6 Loops - Do-While............................... 3.7 Break and Continue............................. 3.8 Goto and labels................................ Chapter 4 - Functions and Program Structure...................... 4.1 Basics of Functions............................ 4.2 Functions Returning Non-integers............... 4.3 External Variables............................. 4.4 Scope Rules.................................... 4.5 Header Files................................... 4.6 Static Variables................................ 4.7 Register Variables.............................. 4.8 Block Structure................................. 4.9 Initialization.................................. 4.10 Recursion...................................... 4.11 The C Preprocessor............................. 4.11.1 File Inclusion........................ 4.11.2 Macro Substitution.................... 4.11.3 Conditional Inclusion................. Chapter 5 - Pointers and Arrays.................................. 5.1 Pointers and Addresses......................... 5.2 Pointers and Function Arguments................ 5.3 Pointers and Arrays............................ 5.4 Address Arithmetic............................. 5.5 Character Pointers and Functions............... 5.6 Pointer Arrays; Pointers to Pointers........... 5.7 Multi-dimensional Arrays....................... 5.8 Initialization of Pointer Arrays............... 5.9 Pointers vs. Multi-dimensional Arrays.......... 5.10 Command-line Arguments........................ 5.11 Pointers to Functions......................... 5.12 Complicated Declarations...................... Chapter 6 - Structures........................................... 6.1 Basics of Structures........................... 6.2 Structures and Functions....................... 6.3 Arrays of Structures........................... 6.4 Pointers to Structures......................... 6.5 Self-referential Structures.................... 6.6 Table Lookup................................... 6.7 Typedef........................................ 6.8 Unions......................................... 6.9 Bit-fields..................................... Chapter 7 - Input and Output..................................... 7.1 Standard Input and Output....................... 7.2 Formatted Output - printf....................... 7.3 Variable-length Argument Lists.................. 7.4 Formatted Input - Scanf......................... 7.5 File Access..................................... 7.6 Error Handling - Stderr and Exit................ 7.7 Line Input and Output........................... 7.8 Miscellaneous Functions......................... 7.8.1 String Operations...................... 7.8.2 Character Class Testing and Conversion. 7.8.3 Ungetc................................. 7.8.4 Command Execution...................... 7.8.5 Storage Management..................... 7.8.6 Mathematical Functions................. 7.8.7 Random Number generation............... Chapter 8 - The UNIX System Interface............................ 8.1 File Descriptors............................... 8.2 Low Level I/O - Read and Write................. 8.3 Open, Creat, Close, Unlink..................... 8.4 Random Access - Lseek.......................... 8.5 Example - An implementation of Fopen and Getc.. 8.6 Example - Listing Directories.................. 8.7 Example - A Storage Allocator.................. Appendix A - Reference Manual.................................... A.1 Introduction................................... A.2 Lexical Conventions............................ A.2.1 Tokens................................ A.2.2 Comments.............................. A.2.3 Identifiers........................... A.2.4 Keywords.............................. A.2.5 Constants............................. A.2.6 String Literals....................... A.3 Syntax Notation................................ A.4 Meaning of Identifiers......................... A.4.1 Storage Class......................... A.4.2 Basic Types........................... A.4.3 Derived types......................... A.4.4 Type Qualifiers....................... A.5 Objects and Lvalues............................ A.6 Conversions.................................... A.6.1 Integral Promotion.................... A.6.2 Integral Conversions.................. A.6.3 Integer and Floating.................. A.6.4 Floating Types........................ A.6.5 Arithmetic Conversions................ A.6.6 Pointers and Integers................. A.6.7 Void.................................. A.6.8 Pointers to Void...................... A.7 Expressions.................................... A.7.1 Pointer Conversion.................... A.7.2 Primary Expressions................... A.7.3 Postfix Expressions................... A.7.4 Unary Operators....................... A.7.5 Casts................................. A.7.6 Multiplicative Operators.............. A.7.7 Additive Operators.................... A.7.8 Shift Operators....................... A.7.9 Relational Operators.................. A.7.10 Equality Operators................... A.7.11 Bitwise AND Operator................. A.7.12 Bitwise Exclusive OR Operator........ A.7.13 Bitwise Inclusive OR Operator........ A.7.14 Logical AND Operator................. A.7.15 Logical OR Operator.................. A.7.16 Conditional Operator................. A.7.17 Assignment Expressions............... A.7.18 Comma Operator.......................... A.7.19 Constant Expressions.................... A.8 Declarations..................................... A.8.1 Storage Class Specifiers................. A.8.2 Type Specifiers.......................... A.8.3 Structure and Union Declarations......... A.8.4 Enumerations............................. A.8.5 Declarators.............................. A.8.6 Meaning of Declarators................... A.8.7 Initialization........................... A.8.8 Type names............................... A.8.9 Typedef.................................. A.8.10 Type Equivalence........................ A.9 Statements....................................... A.9.1 Labeled Statements....................... A.9.2 Expression Statement..................... A.9.3 Compound Statement....................... A.9.4 Selection Statements..................... A.9.5 Iteration Statements..................... A.9.6 Jump statements.......................... A.10 External Declarations........................... A.10.1 Function Definitions.................... A.10.2 External Declarations................... A.11 Scope and Linkage............................... A.11.1 Lexical Scope........................... A.11.2 Linkage................................. A.12 Preprocessing................................... A.12.1 Trigraph Sequences...................... A.12.2 Line Splicing........................... A.12.3 Macro Definition and Expansion.......... A.12.4 File Inclusion.......................... A.12.5 Conditional Compilation................. A.12.6 Line Control............................ A.12.7 Error Generation........................ A.12.8 Pragmas................................. A.12.9 Null directive.......................... A.12.10 Predefined names....................... A.13 Grammar......................................... Appendix B - Standard Library.................................... B.1.1 File Operations................................ B.1.2 Formatted Output......................... B.1.3 Formatted Input.......................... B.1.4 Character Input and Output Functions..... B.1.5 Direct Input and Output Functions........ B.1.6 File Positioning Functions............... B.1.7 Error Functions.......................... B.2 Character Class Tests: ................. B.3 String Functions: ..................... B.4 Mathematical Functions: ................. B.5 Utility Functions: ....................

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PPT文档，改善程序设计技术的50个有效做法

我们在用Excel的过程当中经常会看到各种各样的函数，其中就包括funection函数，然而对于funectioe函数步了解的朋友一定不知道这一个函数是如何使用的，所以今天小编就来讲解这一个函数的具体使用方式是怎么样的。function函数——function()函数的具体用法function()函数的具体用法函数实际上是一个统一的代码块，你可以随时调用它。创建PHP函数的方法：所有函数的开头必须...

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