Part five of the PHP course. Function declarations and types, named and variadic arguments, no implicit outer scope, static variables, closures with use, arrow functions, callables and the f(...) syntax.
Read more →Part four of the PHP course. A tour of operators, the and/or precedence trap, string increments, loops and the classic foreach-by-reference bug, switch versus match, and include versus require.
Read more →Part three of the PHP course. The array as an ordered hash map, key rules, unpacking and destructuring, a tour of the array_* functions, sorting, and the difference between array_merge and the + operator.
Read more →Part two of the PHP course. The type system, explicit and implicit casting, the list of falsy values, integer and float pitfalls, byte strings versus character strings, and handling null.
Read more →Part one of a PHP course for people who already know another programming language. The structure of a PHP file, declare(strict_types=1), tools for inspecting values, variables, references and constants.
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