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How to get the first item from an associative PHP array?
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More information on the reset function: www.w3schools.com/php/func_array_reset.asp
– Paul Chris Jones
Dec 17 '19 at 12:38
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In php, is 0 treated as empty?
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http://php.net/empty
The following things are considered to be empty:
"" (an empty string)
0 (0 as an integer)
0.0 (0 as a float)
"0" (0 as a string)
NULL
FALSE
array() (an empty array)
var $var; (a variabl...
How do I add a simple jQuery script to WordPress?
... and its very frustrating. I've got as far as loading jQuery in functions.php file, but all of the guides out there are crappy because they assume you already have a ton of WordPress experience. For instance, they say that now that I'm loading jQuery through the functions.php file, now all I hav...
curl POST format for CURLOPT_POSTFIELDS
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EDIT: From php5 upwards, usage of http_build_query is recommended:
string http_build_query ( mixed $query_data [, string $numeric_prefix [,
string $arg_separator [, int $enc_type = PHP_QUERY_RFC1738 ]]] )
S...
How do I Sort a Multidimensional Array in PHP [duplicate]
...s[$key] = $row[0];
}
array_multisort($dates, SORT_DESC, $mdarray);
For PHP >= 5.5.0 just extract the column to sort by. No need for the loop:
array_multisort(array_column($mdarray, 0), SORT_DESC, $mdarray);
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Where do I put image files, css, js, etc. in Codeigniter?
...ing on my setup, something similar to:
application/helpers/utility_helper.php:
function asset_url(){
return base_url().'assets/';
}
I will usually keep common routines similar to this in the same file and autoload it with codeigniter's autoload configuration.
Note: autoload URL helper fo...
Can an Option in a Select tag carry multiple values?
... options in a HTML form:
(the data will be collected and processed using PHP)
15 Answers
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What's the deal with a leading underscore in PHP class methods?
While looking over various PHP libraries I've noticed that a lot of people choose to prefix some class methods with a single underscore, such as
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PHP - Merging two arrays into one array (also Remove Duplicates)
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array_unique(array_merge($array1,$array2), SORT_REGULAR);
http://se2.php.net/manual/en/function.array-unique.php
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PHP array_filter with arguments
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I am not a php savy, so maybe this is an obvious question, but how can you pass in an array to array_filter and still make it work? the documentation never talks about this, except for someone's comment.
– Nicola P...