大约有 31,000 项符合查询结果（耗时：0.0273秒） [XML]
cleanest way to skip a foreach if array is empty [duplicate]
...oid nesting my code with an unnecessary if statement. If $items is empty php throws an error.
11 Answers
...
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
|
...
Default visibility of class methods in PHP
...ithout any explicit visibility keyword are defined as public.
http://www.php.net/manual/en/language.oop5.visibility.php
share
|
improve this answer
|
follow
...
PHP + MySQL transactions examples
I really haven't found normal example of PHP file where MySQL transactions are being used. Can you show me simple example of that?
...
How do I make a request using HTTP basic authentication with PHP curl?
I'm building a REST web service client in PHP and at the moment I'm using curl to make requests to the service.
11 Answers
...
PHP - Get bool to echo false when false
...rnate development is so so so much cleaner & stronger than even modest PHP systems. I could find plenty of people who were confused.. stackoverflow.com/questions/9042002/… but I couldn't find any reference as to a real reason for this design "feature".
– Thomas W
...
How to determine the memory footprint (size) of a variable?
Is there a function in PHP (or a PHP extension) to find out how much memory a given variable uses? sizeof just tells me the number of elements/properties.
...
PHP multidimensional array search by value
... or just use == instead ===.
Based on angoru answer. In later versions of PHP (>= 5.5.0) you can use one-liner.
$key = array_search('100', array_column($userdb, 'uid'));
Here is documentation: http://php.net/manual/en/function.array-column.php.
...
How to check whether mod_rewrite is enable on server?
...
To check if mod_rewrite module is enabled, create a new php file in your root folder of your WAMP server. Enter the following
phpinfo();
Access your created file from your browser.
CtrlF to open a search. Search for 'mod_rewrite'. If it is enabled you see it as 'Loaded Modules'
I...
Running Composer returns: “Could not open input file: composer.phar”
...l you to do the following:
$ curl -sS https://getcomposer.org/installer | php
$ mv composer.phar /usr/local/bin/composer
Then it's likely that you, like me, ran those commands and didn't read the next part of the page telling you to stop referring to composer.phar by its full name and abbreviate ...