English 中文(简体)
是否有可能在 PHP 中重新定义操作员? [重复]
原标题:Is it possible to redefine operators in PHP? [duplicate]
This question already has answers here:
Closed 11 years ago.

Possible Duplicate:
Comparison operator overloading in php

我可以重新定义逻辑运算符, 如 PHP 中对象中的“ < ”、“ < = ” 等逻辑运算符吗? 我知道您可以在 Java, C# 或 C+++ 中进行此操作? 但我不知道是否可以在 PHP 中进行此操作 。

我的想法是,我有一大堆物体, 我想告诉PHP,如果他的日期属性较小, 一个对象比另一个小。

我的主要选择是使用 < 强 > usort 函数, 但我想知道是否有更优雅的方法

谢谢 谢谢

问题回答

不, PHP 不支持操作员超载 。





相关问题
Brute-force/DoS prevention in PHP [closed]

I am trying to write a script to prevent brute-force login attempts in a website I m building. The logic goes something like this: User sends login information. Check if username and password is ...

please can anyone check this while loop and if condition

<?php $con=mysql_connect("localhost","mts","mts"); if(!con) { die( unable to connect . mysql_error()); } mysql_select_db("mts",$con); /* date_default_timezone_set ("Asia/Calcutta"); $date = ...

定值美元

如何确认来自正确来源的数字。

Generating a drop down list of timezones with PHP

Most sites need some way to show the dates on the site in the users preferred timezone. Below are two lists that I found and then one method using the built in PHP DateTime class in PHP 5. I need ...

Text as watermarking in PHP

I want to create text as a watermark for an image. the water mark should have the following properties front: Impact color: white opacity: 31% Font style: regular, bold Bevel and Emboss size: 30 ...

How does php cast boolean variables?

How does php cast boolean variables? I was trying to save a boolean value to an array: $result["Users"]["is_login"] = true; but when I use debug the is_login value is blank. and when I do ...

热门标签