There are 54 posts in the PHP category. Displaying posts 1 through 25:

Collect and Save Electronic Signatures

JavaScript | PHP
This simple example will show you exactly how to collect an electronic signature from your users and save it as a PNG file using PHP. » View Post

Send Email via SMTP from PHP Using PEAR

Email | PHP
A more secure alternative to using PHP’s mail() function that will help keep your messages out of the spam filters. » View Post

Get Redirect URL with PHP

This function follows redirects (even multiple redirects) and returns the final destination URL as a string. » View Post

List of PHP Supported Time Zones

Data Dumps | PHP
An easy-to-copy display of all the supported zones, plus code that you can use to create your own dynamic list and HTML to populate a dropdown. » View Post

Regex Checking of Foreign Characters in PHP

How to handle extended characters (like the é in café) with regular expressions. » View Post

Convert mcrypt Keys in PHP

Fix this error: Warning: mcrypt_decrypt(): Key of size 29 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in file.php on line 30 » View Post

Simple PHP Upload Form

A tested and working form that allows for the user to upload a CSV file. Can be easily modified for other file types. » View Post

CSV to MySQL Queries PHP Function

This function lets you take giant CSV files that are too big for phpMyAdmin and break them up into a manageable size so that they can be processed. » View Post

Increase phpMyAdmin Upload Size

Detailed steps showing how to modify php.ini so that you can upload bigger files into MySQL through phpMyAdmin. » View Post

Spell Out Numbers PHP Function

This PHP function takes numbers (like 11) and turns them into words (like eleven). It handles thousands, millions, billions, and even trillions. » View Post

TSV File to PHP Array

This function lets you take a tab separated text file (or comma separated, pipe separated, etc.) and convert it into a PHP array with just one line of code. Huge time saver. » View Post

Import MySQL Queries from a File Too Big for phpMyAdmin

This PHP script will process queries exported by phpMyAdmin (or any other source) from a file that exceeds your maximum file upload size. » View Post

Convert IPv6 Address to IP Number with PHP

Quick and easy function converts both IPv4 and IPv6 addresses to IP numbers. No PHP extensions required. » View Post

Get Timezone by Latitude and Longitude in PHP

cURL | Maps | PHP
This function lets you quickly go from lat. and long. coordinates to a time zone by connecting to the GeoNames web service. » View Post

Convert State and Country Abbreviations to Names Function

This PHP function makes it super easy and quick to go from an abbreviation to a full state or country name. We include the MySQL data tables you need too. » View Post

Display List in PHP with Commas and "And"

Like PHP's built-in implode function, but with extra logic to give an "and" before the last item in the list. » View Post

Get Facebook app_scoped_user_id From Facebook ID

Facebook | PHP
A little help transitioning to version 2 of the Facebook Graph API. Explains how to get the app_scoped_user_id values for your users if all you have is their original Facebook ID. » View Post

Basic PHP cURL Example

A quick example showing how to retrieve a webpage's contents remotely. » View Post

Generate CSV From PHP Array

Basically the opposite of fgetcsv, this function takes a PHP array and converts it into a CSV file for you. » View Post

Display PHP Array as Table

This function lets takes a one-dimensional PHP array and turns it into a nicely formatted HTML table for display on your page. » View Post

Display PHP Array as a Google Chart

This function makes it super easy to go from a PHP array to the JavaScript you need to generate a Google BarChart, AreaChart, GeoChart, LineChart, PieChart, and more. » View Post

Custom Error Handling Function

This PHP function prints a nicely formatted error message out to the screen and ends the script. » View Post

CSV to Array PHP Function

This time-saving function lets you go from CSV file to PHP array with just one line of code. Very simple and easy to use. » View Post

Tint Images with PHP

Images | PHP
Take a black & white image and tint it red, blue, green, or any other color that you can dream up using PHP and its built in image library. » View Post

PHP Functions to Calculate Interest Payments

These functions let you easily determine how much of your monthly mortgage or car payment is interest compared to principal. Both daily compounded and monthly. » View Post
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