大约有 32,000 项符合查询结果（耗时：0.0507秒） [XML]
What does the tilde (~) mean in my composer.json file?
...swered Sep 24 '13 at 11:29
AlterPHPAlterPHP
12k44 gold badges4444 silver badges5050 bronze badges
...
Set the value of an input field
... answered Sep 2 '15 at 5:59
php-coderphp-coder
91711 gold badge1212 silver badges2222 bronze badges
...
Javascript - sort array based on another array
...ray2
I'm guessing that most people came here looking for an equivalent to PHP's array_multisort (I did) so I thought I'd post that answer as well. There are a couple options:
1. There's an existing JS implementation of array_multisort(). Thanks to @Adnan for pointing it out in the comments. It is ...
How do you use the ? : (conditional) operator in JavaScript?
... = 'Hello ' + (username || 'guest');
This is Javascripts equivallent of PHP's shorthand ternary operator ?:
Or even:
var welcomeMessage = 'Hello ' + (username || something || maybethis || 'guest');
It evaluates the variable, and if it's false or unset, it goes on to the next.
...
How to mark-up phone numbers?
... Working on Seamonkey 2.20 on Mac 10.8 put below the <body <?php body_class(); ?>> code on a wordpress theme's header.php file.
– om01
Sep 6 '13 at 0:33
...
Access-Control-Allow-Origin Multiple Origin Domains?
...
Another solution I'm using in PHP:
$http_origin = $_SERVER['HTTP_ORIGIN'];
if ($http_origin == "http://www.domain1.com" || $http_origin == "http://www.domain2.com" || $http_origin == "http://www.domain3.com")
{
header("Access-Control-Allow-Origin:...
How to show multiline text in a table cell
...-lines, without losing other text properties or formatting.
An example in php would be $text = str_replace("\n","<br />",$database_text);
You can also use <p></p> or <div></div>, but this requires a bit more text parsing.
...
Laravel orderBy on a relationship
...
It is possible to extend the relation with query functions:
<?php
public function comments()
{
return $this->hasMany('Comment')->orderBy('column');
}
[edit after comment]
<?php
class User
{
public function comments()
{
return $this->hasMany('Comment');...
Get Insert Statement for existing row in MySQL
...
I wrote a php function that will do this. I needed to make an insert statement in case a record needs to be replaced after deletion for a history table:
function makeRecoverySQL($table, $id)
{
// get the record
$sel...
Clear variable in python
...
@Bnicholas However it's not like null in PHP, in that setting a variable to null in PHP gives you similar behaviour in most cases as if you hadn't defined it in the first place. A value of None in Python is quite different from an undefined variable. None is quite l...