while condition

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Php4 (1)-go to the future-PHP Tutorial

Learn more about php4 (1) -- go back to the future. For those who are not familiar with this concept, loop is a control structure that allows you to repeatedly use the same series of PHP commands. The actual number of repetitions can be determined

Introduction to the basics of Python conditional statements and looping statements

This article mainly introduces the basic knowledge of Python conditional statements and circular statements. The main contents include: 1. Conditional statements: Includes single, dual, and multi-branch statements, if-elif-else;2. Loop statement:

Introduction to how conditional selection and looping statements are used in Python

As in C, Java, Python also has conditional selection and looping statements, the style and C, Java is very similar, but there are some differences in writing and usage. Let's take a look at it today. I. Conditional selection statements The

Tutorials for using judgment statements and loops in Python

Conditional Judgment Computers can do a lot of automated tasks, because it can make their own conditions to judge. For example, enter the age of the user, print different content according to age, in a Python program, with an IF statement: Age =

PHP light speed tutorial

PHP light speed tutorial Date: | Source: redice's Blog | author: redice | 182 onlookers | 0 people applaud! // By redice 2010.07.29 // Redice@163.com Based on your own learning experience and project development experience, I have summarized the

Deep learning about Linux and Linux kernel programming style

Article Title: Learn more about the Linux kernel programming style. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open

Shell introduction-bash programming-process control (2)

Article title: shell introduction-bash programming-process control (2 ). Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and

[Share-Xin Yingda] Linux kernel encoding style 2!

[Share-Xin Yingda] Linux kernel encoding style 2! -- Linux general technology-Linux programming and kernel information. The following is a detailed description. Chapter 3: placing braces and spaces Another common problem in the C language style is

. NET (C #): Parse If-else,while and for statements in IL and implement them with emit

This is an article about IL and reflection emit (so do not like IL or emit do not need to look down), ask the reader to the IL and emit working principle more understanding. All analysis Il is compiled and generated under visual Studio SP1. (Other

Terry July Ruby Reading Notes (more detailed) page 1/4

Page 3Overview Description and execution: Python and Ruby are highly interactive;○ Compilation and execution: Pascal, C, fast.N local execution, such as C, C ++;N virtual machine execution, such as Java, C #. ○ Dynamic languages, such as

Java multi-thread synchronized and volatile comparison

Java multi-thread synchronized and volatile comparisonOverview When performing multi-threaded concurrent processing, you often need to perform visibility access and mutex synchronization operations on resources. Sometimes, we may know from our

Python learning day 2, python Day 2

Python learning day 2, python Day 2 Memory address query for python Variables #!/usr/bin/env python# -*- coding:utf-8 -*-name = "zhang"name1 = "frank"id (name) Process Control and indentation If condition: Execute the next statement

Basic knowledge of C + + easy to summarize (backlog)

=======================================================================================1. In C + +, the operators that cannot be overloaded are:sizeof,. Member operator ,* dereference operator ,:: scope operator , and ?: conditional operator !2. C +

Python Route-basics-8 loops

There are two loops in Python, namely A For loop and a while loop, which iterate over the data of the sequence: For loop The For loop iterates through each element of a list, tuple, or string, for example: names = ["zhangcong""lisanjiang"

4. Python Control Flow

4-1.python Control FlowThere are three types of control flows:1, sequential structure, 2, branching structure, (IF) 3, cyclic structure; (while,for)4-2. Branch structure IFformat:If this is the case: Execute this part of the statement elif: Execute

Python journey 1.1 (first knowledge of python), python journey 1.1 first Knowledge

Python journey 1.1 (first knowledge of python), python journey 1.1 first Knowledge       Some basic knowledge that must be mastered before learning python   1. Programming Language 2. python, C # JAVA 3. python: pypy cpython jpython 4. Execution

First day of learning PYTHON, first day of python

First day of learning PYTHON, first day of pythonContent to be mastered   1. Programming Language 2. python, C # JAVA 3. python: pypy cpython jpython 4. Execution Method Interpreter File Execution 5. Specify the interpreter Python xxx. py ./Xxx. py #

Python -- variable | basic data type | if, while statement, pythonwhile

Python -- variable | basic data type | if, while statement, pythonwhileVariable name: it can only contain numbers, letters, and underscores and cannot start with a number. Variable names cannot be basic data types of keywords in python: number,

Python Topic 2: Basic knowledge of conditional and cyclic statements, and basic knowledge of python

Python Topic 2: Basic knowledge of conditional and cyclic statements, and basic knowledge of python Previously, I talked about "Topic 1. Basic knowledge of functions". This article describes the basic knowledge of Python conditional statements and

Common python knowledge sorting (required) and python sorting

Common python knowledge sorting (required) and python sorting I have been familiar with python for some time. The following describes how to use python basics: 1) avoid two special characters such as '\ N: A) use the Escape Character '\' B) use the

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