大约有 32,000 项符合查询结果（耗时：0.0228秒） [XML]
Fastest way to convert string to integer in PHP
Using PHP, what's the fastest way to convert a string like this: "123" to an integer?
8 Answers
...
PHP and Enumerations
I know that PHP doesn't have native Enumerations. But I have become accustomed to them from the Java world. I would love to use enums as a way to give predefined values which IDEs' auto-completion features could understand.
...
How to read a large file line by line?
...od would stop without reaching the end of file. The Example #1 on this URL php.net/manual/en/function.fgets.php suggests that fgets sometimes can return boolean false even though end of file has yet not been reached. In the comment section on that page people report that fgets() doesn't always retur...
PHP array: count or sizeof?
To find the number of elements in a PHP $array , which is faster/better/stronger?
7 Answers
...
Running a Python script from PHP
I'm trying to run a Python script from PHP using the following command:
9 Answers
9
...
【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛，有思想、有深度
...用send_LL(0x53,2402M)（注：2402M为信道频率）。这里还有一个问题，设备B怎么知道这个数据包是发给自己的还是其他人的，为此BLE引入access address概念，用来指明接收者身份，其中，0x8E89BED6这个access address比较特殊，它表示要发给周...
How do I pass JavaScript variables to PHP?
I want to pass JavaScript variables to PHP using a hidden input in a form.
14 Answers
...
创业公司倒闭大潮 教你正确烧钱速度？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...：月净现金消耗量只有10万，却希望融600-800万。我第一个问题就会问：
“老兄，请问如果你每月只烧10万，到底为什么你要融这么多钱？”
不管他们背地里在想什么，我最后听到的答案通常是：因为我办得到。
但“我办得到...
GET URL parameter in PHP
I'm trying to pass a URL as a url parameter in php but when I try to get this parameter I get nothing
9 Answers
...
How to get the file extension in PHP? [duplicate]
...
'Only variables should be passed by reference', the PHP Manual
– dader
Dec 20 '12 at 2:01
...