Hack

Hack is a language created by Meta as an evolution of PHP, adding gradual static typing and modern features. It runs on the HHVM virtual machine and powers much of Facebook's codebase internally.

• Creado por Meta (Facebook)
• Año 2014
• Paradigma: Multi-paradigm · compiled (HHVM)
• Extensiones: .hack, .hck

Para qué se usa

• Large-scale web backend
• Meta systems
• APIs

A favor

• Static typing over PHP
• Very fast (HHVM)
• Battle-tested at scale

En contra

• Tied to Meta/HHVM
• Small community
• Low external adoption

Ecosistema

• HHVM
• HSL
• Hphpd

Ejemplo

<<__EntryPoint>>
function main(): void {
  echo "¡Hola, mundo!\n";
}