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Simple regular expression for a decimal with a precision of 2
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Valid regex tokens vary by implementation. A generic form is:
[0-9]+(\.[0-9][0-9]?)?
More compact:
\d+(\.\d{1,2})?
Both assume that both have at least one digit before and one after the decimal place.
To require that the whole str...
(HTML) Download a PDF file instead of opening them in browser when clicked
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you will need to use a PHP script (or an other server side language for this)
<?php
// We'll be outputting a PDF
header('Content-type: application/pdf');
// It will be called downloaded.pdf
header('Content-Disposition: attachment; filename="do...
Get characters after last / in url
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in php7 Returns notice: PHP Notice: Only variables should be passed by reference.
– billynoah
Jan 10 '17 at 14:25
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What's wrong with using $_REQUEST[]?
...to the much more sensible GP (no C) order with the request_order config in PHP 5.3. Where this is not possible, I personally would avoid $_REQUEST and, if I needed a combined GET+POST array, create it manually.
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关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
关于php的socket初探做了好几年的flash的aser，技术一直停留在flash这个狭小的容器内，最近转向php，才慢慢体会到之前充实技术开发前的那段极度渴望去学习新知...做了好几年的flash的aser，技术一直停留在flash这个狭小的容器内，...
Are global variables bad? [closed]
... higher performing code. "Passing" requires constant stack dynamic memory allocation, and this would be silly for something that ought to be a global, such as global buffer for incoming socket data. For example, if you have a function that reads Winsock recv(), why constantly create and deallocate...
Only variables should be passed by reference
...file_name) cannot be turned into a reference. This is a restriction in the PHP language, that probably exists for simplicity reasons.
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Why should I use version control? [closed]
...t can be local and doesn't have to be on the web for anyone to see? I use php designer, I love it and it has integration for Tortoise SVN, not sure if that is a good one
– JasonDavis
Sep 11 '09 at 0:50
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POST JSON to API using Rails and HTTParty
...ave an api and instructions as follows. You need to authenticate and get a token and then submit the ticket with the token. From squishlist.
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PHP convert date format dd/mm/yyyy => yyyy-mm-dd [duplicate]
...cho date("Y-m-d", strtotime($var) );
EDIT I just tested it, and somehow, PHP doesn't work well with dd/mm/yyyy format. Here's another solution.
$var = '20/04/2012';
$date = str_replace('/', '-', $var);
echo date('Y-m-d', strtotime($date));
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