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How to sum all column values in multi-dimensional array?
...);
Example with array_walk_recursive() for the general case
Also, since PHP 5.5 you can use the array_column() function to achieve the result you want for the exact key, [gozhi], for example :
array_sum(array_column($input, 'gozhi'));
Example with array_column() for the specified key
If you ...
How to submit a form with JavaScript by clicking a link?
... works well without any special function needed. Much easier to write with php as well. <input onclick="this.form.submit()"/>
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Assign an initial value to radio button as checked
...nchecked.
<input type="radio" name="gender" value="male" required <?php echo "checked"; ?>/>
<input type="radio" name="gender" value="female" required />
This will makes the "male" radio button checked.
<input type="radio" name="gender" value="male" <?php echo "checked"; ...
How do I fix “Failed to sync vcpu reg” error?
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this is really a problem for me.. Im running a php app which provides api in virtual box on my macbook and I can't develop android app which needs to connect to that api... I guess I will need to deploy the php app on some server and develop on that, oh well
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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 ...
Javascript object Vs JSON
...me. A JavaScript object on the other hand is a physical type. Just like a PHP array, a C++ class/ struct, a JavaScript object is an type internal to JavaScript.
Here's a story. Let's imagine you've purchased some furniture from a store, and you want it delivered. However the only one left in stock...
What is JSONP, and why was it created?
.../ Edit with your Web Service URL
requestServerCall("http://localhost/PHP_Series/CORS/myService.php?callback=jsonpCallback&message="+username.value+"");
}
</script>
</body>
</html>
Server side piece of PHP code
<?php
header("Content-Type: applica...
PDO mysql: How to know if insert was successful
I'm using PDO to insert a record (mysql and php)
7 Answers
7
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Laravel orderBy on a relationship
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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');...
java.net.ConnectException: Connection refused
...droid emulator by specifying proper URL like http://localhost/my_api/login.php . And I was getting connection refused error"
Point to note - When I just went to browser on the PC and use the same URL (http://localhost/my_api/login.php) I was getting correct response
so the Problem in my case was t...