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Validation Constraints Reference

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Validation Constraints Reference
- Supported Constraints

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.

Supported Constraints¶

The following constraints are natively available in Symfony:

Basic Constraints¶

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.

String Constraints¶

Number Constraints¶

Range

Comparison Constraints¶

Date Constraints¶

Collection Constraints¶

File Constraints¶

Financial and other Number Constraints¶

Other Constraints¶

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