Programming
Match Text With Regular Expressions in PHP
Find, capture, validate, and replace text with PHP's preg_match(), preg_match_all(), and preg_replace(). Work one string through four common jobs using named groups and anchored…
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Tag: PHP
Programming
Make an HTTP Request in PHP with cURL
Call a JSON API from PHP with the bundled cURL extension. Run a GET and a POST, read the HTTP status code, and decode…
Programming
Set and Read Cookies in PHP
Store a small value in the visitor's browser with setcookie() and read it back from the $_COOKIE array. Build a page that remembers a…
Programming
Format Dates and Times in PHP
Format, parse, and compare dates with PHP's built-in DateTime class. format() prints any layout, createFromFormat() reads non-standard strings, and diff() measures the gap between…
Programming
Register a Custom Taxonomy in WordPress
Group your WordPress content your own way, beyond the built-in categories and tags. register_taxonomy() on the init hook creates a hierarchical Topic taxonomy —…
Programming
Add a Custom Meta Box in WordPress
Give the WordPress post editor an extra field of your own — a short "key takeaway" saved with each post. A small plugin adds…