给数组增加元素_PHP
$Cities[] = "北京"; //等同于$Cities[0] = "北京"
$Cities[] = "天津"; //等同于$Cities[1] = "天津"
$Cities[] = "上海"; //等同于$Cities[2] = "上海"
$Cities[] = "深圳"; //等同于$Cities[3] = "深圳"
/*
** 统计元素个数
*/
$indexLimit = count($Cities); //把数组中元素的个数赋给$indexLimit
/*
** 打印所有数组
*/
for($index=0; $index {
print("第 $index 个城市是 $Cities[$index]。
\n");
}
?>

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

AI Hentai Generator
Generate AI Hentai for free.

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

index.html represents the home page file of the web page and is the default page of the website. When a user visits a website, the index.html page is usually loaded first. HTML (HypertextMarkupLanguage) is a markup language used to create web pages, and index.html is also an HTML file. It contains the structure and content of a web page, as well as tags and elements used for formatting and layout. Here is an example index.html code: <

ASUS b450 is a very excellent motherboard with many users. If you want to install the win11 system on this motherboard, you need to enable tpm2.0 and the secure boot option. Many friends may not know how to enable it. The editor below will Let’s take a look at how to operate it. How to install win11 on ASUS b450: 1. First, we restart the system, use "F2" to enter the bios settings, and then click "Advanced Mode" in the lower right corner to enter. 2. Then enter "Secure Boot" under the "Startup" option 3. Then select "Windows UEFI Mode" to the right of "Operating System Type" 4. After the settings are completed, click "search" in the upper right corner to enter the search. 5. Then search for “PTT” and click

The javafx.scene.shape package provides some classes with which you can draw various 2D shapes, but these are just primitive shapes like lines, circles, polygons and ellipses etc... So if you want to draw complex For custom shapes, you need to use the Path class. Path class Path class You can draw custom paths using this geometric outline that represents a shape. To draw custom paths, JavaFX provides various path elements, all of which are available as classes in the javafx.scene.shape package. LineTo - This class represents the path element line. It helps you draw a straight line from the current coordinates to the specified (new) coordinates. HlineTo - This is the table

CSS transition effect: How to achieve the sliding effect of elements Introduction: In web design, the dynamic effect of elements can improve the user experience, among which the sliding effect is a common and popular transition effect. Through the transition property of CSS, we can easily achieve the sliding animation effect of elements. This article will introduce how to use CSS transition properties to achieve the sliding effect of elements, and provide specific code examples to help readers better understand and apply. 1. Introduction to CSS transition attribute transition CSS transition attribute tra

An array is a linear sequential data structure used to hold homogeneous data in contiguous memory locations. Like other data structures, arrays must have the ability to insert, delete, traverse, and update elements in some efficient way. In C++, our arrays are static. C++ also provides some dynamic array structures. For a static array, Z elements may be stored in the array. So far we have n elements. In this article, we will learn how to insert elements at the end of an array (also known as appending elements) in C++. Understand the concept through examples. The usage of ‘this’ keyword is as follows: GivenarrayA=[10,14,65,85,96,12,35,74,69]Afterin

How to use CSS to achieve the transparency gradient effect of elements In web development, adding transition effects to web page elements is one of the important means to improve user experience. The gradient effect of transparency can not only make the page smoother, but also highlight the key content of the element. This article will introduce how to use CSS to achieve the transparency gradient effect of elements and provide specific code examples. Using the CSS transition attribute To achieve the transparency gradient effect of an element, we need to use the CSS transition attribute. t

CSS transformation: How to achieve the rotation effect of elements requires specific code examples. In web design, animation effects are one of the important ways to improve user experience and attract user attention, and rotation animation is one of the more classic ones. In CSS, you can use the "transform" attribute to achieve various deformation effects of elements, including rotation. This article will introduce in detail how to use CSS "transform" to achieve the rotation effect of elements, and provide specific code examples. 1. How to use CSS’s “transf

BITGet is a cryptocurrency exchange that provides a variety of trading services including spot trading, contract trading and derivatives. Founded in 2018, the exchange is headquartered in Singapore and is committed to providing users with a safe and reliable trading platform. BITGet offers a variety of trading pairs, including BTC/USDT, ETH/USDT and XRP/USDT. Additionally, the exchange has a reputation for security and liquidity and offers a variety of features such as premium order types, leveraged trading and 24/7 customer support.
