Validation Constraints Reference
Validation Constraints Reference¶
The Validator is designed to validate objects against constraints. In real life, a constraint could be: “The cake must not be burned”. In Symfony, constraints are similar: They are assertions that a condition is true.
The following constraints are natively available in Symfony:
These are the basic constraints: use them to assert very basic things about the value of properties or the return value of methods on your object.
This work, including the code samples, is licensed under a Creative Commons BY-SA 3.0 license.