[英]Codeigniter form_validation error message
仅在单击表单3次后,才会显示form_validation错误消息,这是来自控制器的代码
public function add_product() {
$this->form_validation->set_rules('product_title', 'Product title','trim|required|min_length[2]');
$this->form_validation->set_rules('product_description', 'Product description','trim|required');
$this->form_validation->set_rules('product_price', 'Product price','trim|required|greater_than[0]');
$this->form_validation->set_rules('product_quantity', 'Product quantity','trim|required');
$data['main_view']= 'admin/products/add_product';
$this->load->view('admin/index',$data);
if($this->form_validation->run() == false) {
$data_error = array('errors' => validation_errors());
$this->session->set_flashdata($data_error);
}else {
$title = $this->input->post('product_title');
$description = $this->input->post('product_description');
$price = $this->input->post('product_price');
$quantity = $this->input->post('product_quantity');
$data = array('title'=>$title, 'description'=>$description, 'price'=>$price, 'quantity'=>$quantity);
if($this->Products_model->create_product($data)){
}
}
这是查看器的代码,错误消息仅在单击表单按钮3次后显示
<?php if($this->session->flashdata('errors')): ?>
<?php echo $this->session->flashdata('errors'); ?>
<?php endif; ?>
Session Flash Message仅一次运行,据我说您的表单提交了3次提交请求,这s why It
在Flash数据中保存3次表单错误并在视图中显示3次的原因。
谢谢
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.