search
Homephp教程php手册PHP 数组处理使用foreach、list、each等三个函数详解

PHP 数组处理使用foreach、list、each等三个函数详解

Jun 13, 2016 am 10:39 AM
foreachlistphpintroduceusefunctiondeal withnumberarrayDetailed explanationTraverse

本文介绍PHP中遍历数组的foreach、list、each三个函数的使用方法:

方法1:foreach
$sports = array(
football => good,
swimming => very well,
running => not good);
foreach ($sports as $key => $value) {
echo $key.": ".$value."
";
?>

输出结果:
football: good
swimming: very well
running: not good

方法2:each
$sports = array(
football => good,
swimming => very well,
running => not good);
while ($elem = each($sports)) {
echo $elem[key].": ".$elem[value]."
";
?>

方法3:list & each
$sports = array(
football => good,
swimming => very well,
running => not good);
while (list($key, $value) = each($sports)) {
echo $key.": ".$value."
";
?>

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

SAP NetWeaver Server Adapter for Eclipse

SAP NetWeaver Server Adapter for Eclipse

Integrate Eclipse with SAP NetWeaver application server.

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Atom editor mac version download

Atom editor mac version download

The most popular open source editor

ZendStudio 13.5.1 Mac

ZendStudio 13.5.1 Mac

Powerful PHP integrated development environment

mPDF

mPDF

mPDF is a PHP library that can generate PDF files from UTF-8 encoded HTML. The original author, Ian Back, wrote mPDF to output PDF files "on the fly" from his website and handle different languages. It is slower than original scripts like HTML2FPDF and produces larger files when using Unicode fonts, but supports CSS styles etc. and has a lot of enhancements. Supports almost all languages, including RTL (Arabic and Hebrew) and CJK (Chinese, Japanese and Korean). Supports nested block-level elements (such as P, DIV),