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Cannot pass null argument when using type hinting
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PHP 7.1 or newer (released 2nd December 2016)
You can explicitly declare a variable to be null with this syntax
function foo(?Type $t) {
}
this will result in
$this->foo(new Type()); // ok
$this->foo(null); // ok
$...
PHP foreach loop key value
....new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f1834703%2fphp-foreach-loop-key-value%23new-answer', 'question_page');
}
);
Post as a guest
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In PHP with PDO, how to check the final SQL parametrized query? [duplicate]
In PHP, when accessing MySQL database with PDO with parametrized query, how can you check the final query (after having replaced all tokens)?
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How can I get query string values in JavaScript?
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How does this function handle http://www.mysite.com/index.php?x=x1&x=x2&x=x3 The value of field x is ambiguous.
– dpp
Jul 9 '11 at 6:34
96
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PHP: How to remove specific element from an array?
...lse) {
unset($array[$key]);
}
array_search returns false (null until PHP 4.2.0) if no item has been found.
And if there can be multiple items with the same value, you can use array_keys to get the keys to all items:
foreach (array_keys($array, 'strawberry') as $key) {
unset($array[$key])...
py2exe - generate single executable file
...allable program.
I have used InnoSetup ( http://www.jrsoftware.org/isinfo.php ) with delight for several years and for commercial programs, so I heartily recommend it.
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How to store values from foreach loop into an array?
... Declaring $items = array(); before foreach is not even necessary, right? php will just create an empty array
– BassMHL
Oct 2 '17 at 2:25
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What is non-blocking or asynchronous I/O in Node.js?
...chronous, blocking operations is how some web servers like ones in Java or PHP handle IO or network requests. If your code reads from a file or the database, your code "blocks" everything after it from executing. In that period, your machine is holding onto memory and processing time for a thread th...
memory_get_peak_usage() with “real usage”
If the real_usage argument is set to true the PHP DOCS say it will get the real size of memory allocated from system. If it's false it will get the memory reported by emalloc()
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Remove URL parameters without refreshing page
...m/old-page-name => can become => www.example.com/myNewPaage20180322.php
Background
We can use:
1- The pushState() method if you want to add a new modified URL to history entries.
2- The replaceState() method if you want to update/replace current history entry.
.replaceState() operate...