Maison >php教程 >php手册 >codeplex:PHP LINQ classes,PHP也可以使用Linq语法操作对象

codeplex:PHP LINQ classes,PHP也可以使用Linq语法操作对象

WBOY
WBOYoriginal
2016-06-06 19:59:571067parcourir

Examples can be found in the test package in the latest release. A basic example Let's say we have an array of strings and want to select only the strings whose length is 5. The PHPLinq way of achieving this would be the following: // Crea

Examples can be found in the test package in the latest release.

A basic example

Let's say we have an array of strings and want to select only the strings whose length is
// Create data source
$names = array("John", "Peter", "Joe", "Patrick", "Donald", "Eric"); 

$result = from('$name')->in($names)
            ->where('$name => strlen($name) select('$name'); 

Feels familiar to SQL? Yes indeed! No more writing a loop over this array, checking the string's length, and adding it to a temporary variable. 
You may have noticed something strange... What's that $name => strlen($name)

http://www.weiqinxue.cn/blogs/index.php/User/articleview/ArticleID/U2A15

Déclaration:
Le contenu de cet article est volontairement contribué par les internautes et les droits d'auteur appartiennent à l'auteur original. Ce site n'assume aucune responsabilité légale correspondante. Si vous trouvez un contenu suspecté de plagiat ou de contrefaçon, veuillez contacter admin@php.cn