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Built-in Validators

Introduction

Section titled “Introduction”

Angular provides several built-in validators for common validation scenarios.

Built-in Validators

Section titled “Built-in Validators”
Validators.required       // Field must have a value
Validators.email          // Value must be a valid email
Validators.minLength(3)   // Minimum length
Validators.maxLength(20)  // Maximum length
Validators.pattern(/^[a-z]+$/)  // Regex pattern
Validators.min(0)         // Minimum numeric value
Validators.max(100)       // Maximum numeric value
Validators.nullValidator  // No validation
Validators.compose([...]) // Combine multiple validators

Summary

Section titled “Summary”

Built-in validators cover most common validation scenarios.”