php提交表单验证表
php实现的表单验证类完整示例本文实例讲述了php实现的表单验证类。分享给大家供大家参考，具体如下：
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<?php/** * 用法 * use Validate\Validator; * * $rules = [ * ['name|名字', 'require|email|in:7,8,9|max:10|min:6|between:6,8|length:2', '名字不能为空|名字必须必须为正确的邮件地址'], * ['test|测试', 'require'], * ]; * $data = ['name' => '8gAg:']; * $validator = new Validator($rules); * $validator->addRule(['name|名字', 'regex', '/^[0-8|a-z]+$/', '正则验证失败哦']); //可以为二维数组，有|的正则验证只能通过addRule。 * $validator->validate($data); * $validator->getAllErrors(); //获取所有验证错误 array * $validator->getError(); //获取第一条验证错误 string * Validator::in('7,8,9', 8); //静态调用 * Validator::isEmail('375373223@qq.com'); */namespace Validate;class Validator { //错误信息 private $error = []; //传入的验证规则 private $validate = []; //需要验证的参数 private $data = []; //添加的规则 private $add_rules = []; //默认错误提示 private $error_msg = [ 'require' => ':attribute不能为空', 'number' => ':attribute必须为数字', 'array' => ':attribute必须为数组', 'float' => ':attribute必须为浮点数', 'boolean' => ':attribute必须为布尔值', 'email' => ':attribute必须为正确的邮件地址', 'url' => ':attribute必须为正确的url格式', 'ip' => ':attribute必须为正确的ip地址', 'timestamp' => ':attribute必须为正确的时间戳格式', 'date' => ':attribute必须为正确的日期格式', 'regex' => ':attribute格式不正确', 'in' => ':attribute必须在:range内', 'notIn' => ':attribute必须不在:range内', 'between' => ':attribute必须在:1-:2范围内', 'notBetween' => ':attribute必须不在:1-:2范围内', 'max' => ':attribute最大值为:1', 'min' => ':attribute最小值为:1', 'length' => ':attribute长度必须为:1', 'confirm' => ':attribute和:1不一致', 'gt' => ':attribute必须大于:1', 'lt' => ':attribute必须小于:1', 'egt' => ':attribute必须大于等于:1', 'elt' => ':attribute必须小于等于:1', 'eq' => ':attribute必须等于:1', ]; public function __construct($validate = null) { $this->validate = $validate; } /** * [validate 验证] * @param [type] $data [需要验证的参数] * @return [type] [boolean] */ public function validate($data) { $this->data = $data; foreach ($this->validate as $key => $item) { $item_len = count($item); $name = $item[0]; $rules = $item[1]; $rules = explode('|', $rules); $message = $item_len > 2 ? explode('|', $item[2]) : null; $this->check($name, $rules, $message); } if(!empty($this->add_rules)) { $this->checkAddRules(); } return empty($this->error) ? TRUE : FALSE; } /** * [check 单个字段验证] * @param [type] $name [description] * @param [type] $rules [description] * @param [type] $message [description] * @return [type] [null] */ private function check($name, $rules, $message) { //$title = $name; $rule_name = $title = $name; if(strpos($name, '|')) { $rule_name = explode('|', $name)[0]; $title = explode('|', $name)[1]; } foreach ($rules as $i => $rule) { $validate_data = isset($this->data[$rule_name]) ? $this->data[$rule_name] : null; $result = $this->checkResult($rule, $validate_data); if(!$result) { $error_info = isset($message[$i]) ? $message[$i] : $this->getMessage($title, $rule); if($error_info) { array_push($this->error, $error_info); } } } } /** * [getMessage 获取验证失败的信息] * @param [type] $name [字段名] * @param [type] $rule [验证规则] * @return [type] [string OR fail false] */ private function getMessage($name, $rule) { $value1 = ''; $value2 = ''; $range = ''; $error_key = $rule; if(strpos($rule, ':')) { $exp_arr = explode(':', $rule); $error_key = $exp_arr[0]; $range = $exp_arr[1]; $message_value = explode(',', $exp_arr[1]); $value1 = isset($message_value[0]) ? $message_value[0] : ''; $value2 = isset($message_value[1]) ? $message_value[1] : ''; } if(isset($this->error_msg[$error_key])) { return str_replace([':attribute', ':range', ':1', ':2'], [$name, $range, $value1, $value2], $this->error_msg[$error_key]); } return false; } /** * [checkResult 字段验证] * @param [type] $rule [验证规则] * @param [type] $validate_data [需要验证的数据] * @return [type] [boolean] */ private function checkResult($rule, $validate_data) { switch ($rule) { case 'require': return $validate_data != ''; break; case 'number': return filter_var($validate_data, FILTER_SANITIZE_NUMBER_INT); break; case 'array': return is_array($validate_data); break; case 'float': return filter_var($validate_data, FILTER_VALIDATE_FLOAT); break; case 'boolean': return filter_var($validate_data, FILTER_VALIDATE_BOOLEAN); break; case 'email': return filter_var($validate_data, FILTER_VALIDATE_EMAIL); break; case 'url': return filter_var($validate_data, FILTER_SANITIZE_URL); case 'ip': return filter_var($validate_data标签：
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