Summarize the points to note about loop statements

Everyone in the front-end team: Let's put down what we are doing first, and there are new demands. The big counter on the homepage of our website is the one that counts user software downloads. The product manager looked at it and felt that some special effects should be added to make it look more user-friendly. He has come up with a plan, which is to have a circular scrolling effect when the number stops before the exact value. Similar to this: The task is as follows: Create a function that creates a two-dimensional array and returns it based on the count value string. For example: counterEffect("1250") // [[0,1],[0,1,2],[0,1,2,3,4,5],[0]] counterEffect("0050") // [[0],[0],[0,1,2,3,4,5],[0]] counterEffect("0000") // [[0],[0],[0],[0]]For example, "1250&q

1. JavaScript Fun Question: Loop Counter

##Introduction: Everyone put down what they are doing, there is a new demand for our website homepage. The big counter is the one that counts the number of user software downloads

2. Detailed description of how to use the php for loop statement

Introduction:: PHP for loop statement usage details: The for loop is just a little more code, while the loop is added to it, and the common tasks involved in a loop are: Set the initial value of some counter variables. . Please check that the conditional statement is correct. The code in the loop is incremented at the end of each iteration. The for loop allows you to define these steps with a simple line of code. Pay close attention to the syntax! The syntax of the for loop is: for (expr1; expr2; expr3) statement The first expression

3. You should avoid using variables with the same name in PHP Split temporary variables), php variables_PHP tutorial

##Introduction: You should avoid using variables with the same name (split temporary variables) in PHP, and you should avoid using variables with the same name in PHP. Variables (split temporary variables), php variables When a temporary variable is assigned multiple times, it will be split into multiples, unless it is a loop counter

##4.

You should avoid using variables with the same name (split temporary variables) in PHP. PHP variables

Introduction: You should avoid using variables with the same name (split temporary variables) in PHP. PHP variables. You should avoid using variables with the same name (split temporary variables) in PHP. When a temporary variable is assigned multiple times, it will be split into multiples unless it is a loop counter.

5.

php for loop statement usage and for usage method

Introduction: ec(2); What is used in PHP is execution The author's basic syntax is as follows: The for loop is just a little more code, while the loop is added to it. The common tasks involved in a loop are: Set the initial value of some counter variables. Please check that the conditional statement is correct. Code loop in execution. Increment the loop counter at the end of each iteration. A for loop allows you to define these steps with a simple line of code. It seems to have a strange form, so be sure to pay close attention to the grammar! FOR (expre

6.

You should avoid using variables with the same name (split temporary variables) in PHP

Introduction: This article mainly introduces that you should avoid using variables with the same name (split temporary variables) in PHP. When a temporary variable is assigned multiple times, split it into multiples unless it is a loop counter. Friends who need it can Refer to the following

7.

You should avoid using variables with the same name (split temporary variables) in PHP_PHP

Introduction: This article mainly introduces that you should avoid using variables with the same name (split temporary variables) in PHP. When a temporary variable is assigned multiple times, split it into multiples unless it is a loop counter. Friends who need it can Refer to

8.

You should avoid using variables with the same name (split temporary variables) in PHP_php tips

Introduction: This article mainly introduces that you should avoid using variables with the same name (split temporary variables) in PHP. When a temporary variable is assigned multiple times, then split it into multiple ones, unless it is A loop counter, friends who need it can refer to

##9. Introduction to for..in loop trap in JavaScript_javascript skills

Introduction: The loop counter in the for...in loop is a string, not a number. It contains the name of the current attribute or the index of the current array element. There is a good example below that you can refer to

10. Example introduction to for-in traversal method in JavaScript_javascript skills

Introduction: Loop counter for for-in traversal method It is a string type. When traversing an object, it is the object attribute/method name. When traversing an array, it is the array element subscript index. It is different from the ordinary for loop. Friends who need it can refer to the following

The above is the detailed content of Summarize the points to note about loop statements. For more information, please follow other related articles on the PHP Chinese website!