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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 (...
Why a function checking if a string is empty always returns true? [closed]
... '' will return true if you pass is numeric 0 and a few other cases due to PHP's automatic type conversion.
You should not use the built-in empty() function for this; see comments and the PHP type comparison tables.
share
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Has Facebook sharer.php changed to no longer accept detailed parameters?
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Facebook no longer supports custom parameters in sharer.php
The sharer will no longer accept custom parameters and facebook will
pull the information that is being displayed in the preview the same
way that it would appear on facebook as a post from the url OG meta
tags....
PHP append one array to another (not array_push or +)
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Another way to do this in PHP 5.6+ would be to use the ... token
$a = array('a', 'b');
$b = array('c', 'd');
array_push($a, ...$b);
// $a is now equals to array('a','b','c','d');
This will also work with any Traversable
$a = array('a', 'b');
$b ...
is_null($x) vs $x === null in PHP [duplicate]
PHP has two (that I know of, and three if you count isset() ) methods to determine if a value is null: is_null() and === null . I have heard, but not confirmed, that === null is faster, but in a code review someone strongly suggested that I use is_null() instead as it is specifically design...
Generating a random password in php
I am trying to generate a random password in php.
22 Answers
22
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How to use phpexcel to read data and insert into database?
I have a php application where I want to read data from excel, Insert into database and then generate pdf reports for specific users.
I searched a lot but nothing specific given about both things.
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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...
Asynchronous shell exec in PHP
I've got a PHP script that needs to invoke a shell script but doesn't care at all about the output. The shell script makes a number of SOAP calls and is slow to complete, so I don't want to slow down the PHP request while it waits for a reply. In fact, the PHP request should be able to exit without ...
Deprecated: mysql_connect()
... solutions to your problem.
The way with MySQLi would be like this:
<?php
$connection = mysqli_connect('localhost', 'username', 'password', 'database');
To run database queries is also simple and nearly identical with the old way:
<?php
// Old way
mysql_query('CREATE TEMPORARY TABLE `tabl...