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Why use sprintf function in PHP?
I am trying to learn more about the PHP function sprintf() but php.net did not help me much as I am still confused, why would you want to use it?
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How does the keyword “use” work in PHP and can I import classes with it?
... use keyword. You have to use include/require statement. Even if you use a PHP auto loader, still autoloader will have to use either include or require internally.
The Purpose of use keyword:
Consider a case where you have two classes with the same name; you'll find it strange, but when you are ...
How to check what user php is running as?
I need to detect if php is running as nobody. How do I do this?
16 Answers
16
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Twitter API returns error 215, Bad Authentication Data
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A very concise code without any other php file include of oauth etc.
Please note to obtain following keys you need to sign up with https://dev.twitter.com and create application.
<?php
$token = 'YOUR_TOKEN';
$token_secret = 'YOUR_TOKEN_SECRET';
$consumer_key ...
How to set default value to the input[type=“date”] [duplicate]
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Ah thanks for this! I am defaulting to today's date with php, and I didn't realize that my problem was just the formatting of the date. I was doing <input type="date" value="<?php echo date('m/d/Y'); ?>" name="date" id="date" title="Pick a date" /> And a variety ...
Creating anonymous objects in php
... some years, but I think I need to keep the information up to date!
Since PHP 7 it has been possible to create anonymous classes, so you're able to do things like this:
<?php
class Foo {}
$child = new class extends Foo {};
var_dump($child instanceof Foo); // true
?>
You can ...
PHP session lost after redirect
How do I resolve the problem of losing a session after a redirect in PHP?
35 Answers
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PHP foreach change original array values
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In PHP, passing by reference (&) is ... controversial. I recommend not using it unless you know why you need it and test the results.
I would recommend doing the following:
foreach ($fields as $key => $field) {
if (...
PHP calculate age
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This works fine.
<?php
//date in mm/dd/yyyy format; or it can be in other formats as well
$birthDate = "12/17/1983";
//explode the date to get month, day and year
$birthDate = explode("/", $birthDate);
//get age from date or birthdate...
How to check that an object is empty in PHP?
How to find if an object is empty or not in PHP.
11 Answers
11
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