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In php, is 0 treated as empty?
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http://php.net/empty
The following things are considered to be empty:
"" (an empty string)
0 (0 as an integer)
0.0 (0 as a float)
"0" (0 as a string)
NULL
FALSE
array() (an empty array)
var $var; (a variabl...
PHP “pretty print” json_encode [duplicate]
...a script that creates a JSON file. Right now I'm just using json_encode (PHP 5.2.x) to encode an array into JSON output. Then I print the returned value to a file and save it. Problem is that the client wants to be able to open these JSON files for readability, so I'd like to add line breaks in an...
Javascript Equivalent to PHP Explode()
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This is a direct conversion from your PHP code:
//Loading the variable
var mystr = '0000000020C90037:TEMP:data';
//Splitting it with : as the separator
var myarr = mystr.split(":");
//Then read the values from the array where 0 is the first
//Since we skipped ...
Creating a config file in PHP
I want to create a config file for my PHP project, but I'm not sure what the best way to do this is.
10 Answers
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PHP Difference between array() and []
I'm writing a PHP app and I want to make sure it will work with no errors.
5 Answers
5...
How do I use PHP to get the current year?
...ar to be out-of-date. How would I make the year update automatically with PHP 4 and PHP 5 ?
25 Answers
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php each与list的用法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
php each与list的用法1.each的用法先看APIarrayeach ( array&$array)api里是这么描述的：each—返回数组中当前的键／值对并将数组指针向前移动一步我们先来看...1.each的用法
先看API：array each ( array &$array )
api里是这么描述的：each — 返回...
How do I expire a PHP session after 30 minutes?
...y registered session. And that is cost-intensive.
Furthermore, when using PHP's default session.save_handler files, the session data is stored in files in a path specified in session.save_path. With that session handler, the age of the session data is calculated on the file's last modification date...
微博为什么限制140字(附短信70字限制考) - 闲聊区 - 清泛IT社区，为创新赋能！
问题的提出申请过那么多的微博，数申请网易微博的动机最不纯，因为它的字数限制不是传说中的140字，而是163个字。当年觉得很可爱，于是就注册了，之后再也没登录过。今天在人人网转发状态，提示我超过140字了，突然就好...
Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...（如Windows Explorer扩展开发）。
环境
shell编程跟java、php编程一样，只要有一个能编写代码的文本编辑器和一个能解释执行的脚本解释器就可以了。
OS
当前主流的操作系统都支持shell编程，本文档所述的shell编程是指Linux下的sh...