src/Request/Formatter/DateFormatter.php
public function parse($value, $rule)
    {
        $rs = $value;

        $ruleFormat = !empty($rule['format']) ? strtolower($rule['format']) : '';
        if ($ruleFormat == 'timestamp') {
            $rs = strtotime($value);
            if ($rs <= 0) {
                $rs = 0;
            }

            $rs = $this->filterByRange($rs, $rule);
        }

        return $rs;
    }
public function parse($value, $rule)
    {
        $rs = $value;

        $ruleFormat = !empty($rule['format']) ? strtolower($rule['format']) : '';
        if ($ruleFormat == 'timestamp') {
            $rs = strtotime($value);
            if ($rs <= 0) {
                $rs = 0;
            }

            $rs = $this->filterByRange($rs, $rule);
        }

        return $rs;
    }
对日期进行格式化

@param int $value 变量值
@param array $rule ['format' => 'timestamp', 'min' => '最小值', 'max' => '最大值']
@return int|string 格式化后的变量