Latte has long held the position of the safest templating system for PHP. It's not just a marketing phrase – it's a consequence of the fact that Latte (unlike Twig or Blade) understands context. It doesn't just distinguish between “HTML” and “PHP code”. It sees tags, attributes, values. And in…

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Latte 3.1 introduces Smart HTML Attributes that understand context and data types, eliminating unnecessary conditions in templates. The update brings native mapping of PHP types to HTML attributes where null removes attributes entirely, booleans control attribute presence, and arrays serialize automatically for class/style/data attributes. It includes runtime type checking to catch errors during development, enables strict types by default, and adds a nullsafe filter operator (?|) for handling null values gracefully. The release also introduces syntactic improvements like n:elseif and provides a migration mode to safely upgrade from version 3.0.

Latte 3.1: When a templating system truly understands HTML – Nette Blog

Native mapping of PHP types to HTML attributes

Nullsafe filters: The Holy Grail for Strict Types

<p>Latte has long been my favorite template system ;-) Thx for article.</p>
