改名

Validator/BaseValidator.php

@@ -46,7 +46,7 @@ abstract class BaseValidator
 	 * BaseValidator constructor.
 	 * @param array $config
 	 */
-	public function __construct($config = [])
+	public function __construct(array $config = [])
 	{
 		$this->regConfig($config);
 	}

Validator/LengthValidator.php

@@ -37,14 +37,11 @@ class LengthValidator extends BaseValidator
 		if (is_null($value)) {
 			return $this->addError('The param :attribute is null');
 		}
-		switch (strtolower($this->method)) {
-			case self::MAX_LENGTH:
-				return $this->maxLength($value);
-			case self::MIN_LENGTH:
-				return $this->minLength($value);
-			default:
-				return $this->defaultLength($value);
-		}
+		return match (strtolower($this->method)) {
+			self::MAX_LENGTH => $this->maxLength($value),
+			self::MIN_LENGTH => $this->minLength($value),
+			default => $this->defaultLength($value),
+		};
 	}
 
 	/**

Validator/RoundValidator.php

@@ -0,0 +1,34 @@
+<?php
+
+
+namespace validator;
+
+
+use Exception;
+
+/**
+ * Class RoundValidator
+ * @package validator
+ */
+class RoundValidator extends BaseValidator
+{
+
+
+	public ?int $value = null;
+
+
+	/**
+	 * @return bool
+	 * @throws Exception
+	 */
+	public function trigger(): bool
+	{
+		$value = $this->model->getAttribute($this->field);
+		if ($value == null || round($value, $this->value) != $value) {
+			return $this->addError('The param :attribute length error');
+		}
+		return true;
+	}
+
+
+}

Validator/Validator.php

@@ -102,6 +102,9 @@ class Validator extends BaseValidator
 			'class'  => 'validator\LengthValidator',
 			'method' => 'default',
 		],
+		'round'    => [
+			'class'  => 'validator\RoundValidator',
+		],
 	];
 
 	/**