大约有 40,000 项符合查询结果(耗时:0.0286秒) [XML]

https://stackoverflow.com/ques... 

How to convert an image to base64 encoding?

...ts("/path/to/image.jpg"); // alternatively specify an URL, if PHP settings allow $base64 = base64_encode($imagedata); bear in mind that this will enlarge the data by 33%, and you'll have problems with files whose size exceed your memory_limit. ...
https://stackoverflow.com/ques... 

Are global variables in PHP considered bad practice? If so, why?

In my small PHP projects I usually go the procedural way. I generally have a variable that contains the system configuration, and when I nead to access this variable in a function, I do global $var; . ...
https://stackoverflow.com/ques... 

PHP + curl, HTTP POST sample code?

Can anyone show me how to do a php curl with an HTTP POST? 11 Answers 11 ...
https://stackoverflow.com/ques... 

Traits in PHP – any real world examples/best practices? [closed]

... My personal opinion is that there is actually very little application for traits when writing clean code. Instead of using traits to hack code into a class it is better to pass in the dependencies via the constructor or via setters: class ClassName { protected...
https://stackoverflow.com/ques... 

How to encrypt/decrypt data in php?

I'm currently a student and I'm studying PHP, I'm trying to make a simple encrypt/decrypt of data in PHP. I made some online research and some of them were quite confusing(at least for me). ...
https://stackoverflow.com/ques... 

How to fix “Headers already sent” error in PHP

...ders must be invoked before any output is made. summary ⇊ Otherwise the call fails: Warning: Cannot modify header information - headers already sent (output started at script:line) Some functions modifying the HTTP header are: header / header_remove session_start / session_regenerate_id se...
https://stackoverflow.com/ques... 

Is there any particular difference between intval and casting to int - `(int) X`?

... behavior is a little surprising given the fact that the function theoretically can do base conversion. It definitely tripped me up before, but perhaps I just need to RTFM a bit more carefully :) – t-dub Feb 10 '12 at 17:07 ...
https://stackoverflow.com/ques... 

Get img thumbnails from Vimeo?

...videos> <video> [skipped] <thumbnail_small>http://ts.vimeo.com.s3.amazonaws.com/235/662/23566238_100.jpg</thumbnail_small> <thumbnail_medium>http://ts.vimeo.com.s3.amazonaws.com/235/662/23566238_200.jpg</thumbnail_medium> &lt...
https://stackoverflow.com/ques... 

Create or write/append in text file

...s: $txt = "user id date"; $myfile = file_put_contents('logs.txt', $txt.PHP_EOL , FILE_APPEND | LOCK_EX); share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

How to search by key=>value in a multidimensional array in PHP

Is there any fast way to get all subarrays where a key value pair was found in a multidimensional array? I can't say how deep the array will be. ...