Before we move ahead, We must need to follow basic and essential requirements to run and setup CodeIgniter 4. Prior Server Requirements for CodeIgniter 4<\/strong> project on my blog.<\/p>\n\n\n\n Create CodeIgniter 4 Project using Composer<\/strong><\/p>\n\n\n\n Start Server<\/strong><\/p>\n\n\n\n <\/a>Required Files<\/strong><\/p>\n\n\n\n Create Database:<\/strong><\/p>\n\n\n\n create database using mysql. For this example I have used table name as contacts<\/strong>. Please check the table structure as below : NOTE: you can omit created_at and updated_at filed name.<\/p>\n\n\n\n <\/a><\/p>\n\n\n\n Model file:<\/strong><\/p>\n\n\n\n Path: C:\\xampp\\htdocs\\cidemo\\app\\Models\\Contact.php<\/p>\n\n\n\n Controller File:<\/strong><\/p>\n\n\n\n You can find methods like:<\/p>\n\n\n\n NOTE: (1) You need to include model here use App\\Models\\Contact; (2) path for Controller: C:\\xampp\\htdocs\\cidemo\\app\\Controllers\\ContactController.php<\/p>\n\n\n\n View files:<\/strong><\/p>\n\n\n\n (1) Create Form to insert data<\/strong><\/p>\n\n\n\n File path: C:\\xampp\\htdocs\\cidemo\\app\\Views\\contacts\\createcontact.php<\/p>\n\n\n\n <\/a>(2) Form to update records with prefilled data:<\/strong><\/p>\n\n\n\n File path: C:\\xampp\\htdocs\\cidemo\\app\\Views\\contacts\\edit.php<\/p>\n\n\n\n <\/a>(3) Display list of contacts:<\/strong><\/p>\n\n\n\n File path: C:\\xampp\\htdocs\\cidemo\\app\\Views\\contacts\\contactlist.php<\/p>\n\n\n\n <\/a>Feel free to share if you are still having trouble to run CodeIgniter-4 project. Please share this blog if this solution helped you to run your CodeIgniter project<\/strong>!<\/p>\n\n\n\n Are You Looking For Long-Term CodeIgniter Developer? <\/strong>Contact Now<\/strong><\/a><\/p>\n\n\n\n Freelance Full Stack Developer <\/strong><\/p>\n\n\n\n\n
composer create-project codeigniter4\/appstarter cidemo<\/code><\/pre>\n\n\n\nphp spark serve<\/code><\/pre>\n\n\n![\"\"](\"https:\/\/parinshi.com\/blog\/wp-content\/uploads\/2021\/05\/serve.png\")
<\/figure>\n<\/div>\n\n\n\n
![\"\"](\"https:\/\/parinshi.com\/blog\/wp-content\/uploads\/2021\/05\/DB-1.png\")
<\/figure>\n\n\n\n<?php\n\nnamespace App\\Models;\nuse CodeIgniter\\Model;\n\nclass Contact extends Model\n{\n protected $table= 'contacts';\n protected $allowedFields =[\n\t\t'firstname',\n\t\t'lastname',\n\t\t'email',\n\t\t'city',\n\t\t'country',\n\t\t'projecttitle',\n\t\t'requirements',\n\t];\n\n\tpublic function getRow($id){\n\t\treturn $this->where('id', $id)->first();\n\t}\n\n}\n<\/code><\/pre>\n\n\n\n\n
<?php\n namespace App\\Controllers;\n use App\\Models\\Contact;\n use CodeIgniter\\Controller;\n\n class ContactController extends BaseController{\n \n public function index()\n {\n echo view('contacts\/createcontact');\n\n }\n public function create()\n {\n echo view('contacts\/createcontact');\n $model = new Contact();\n\t\t\t$model->save([\n 'firstname' => $this->request->getVar('firstname'),\n 'lastname' => $this->request->getVar('lastname'),\n 'email' => $this->request->getVar('email'),\n 'city' => $this->request->getVar('city'),\n 'country' => $this->request->getVar('country'),\n 'projecttitle' => $this->request->getVar('projecttitle'),\n 'requirements' => $this->request->getVar('requirements'),\n\n ]);\n return redirect()->route('contact'); \n }\n public function show(){\n $model = new Contact();\n $data = [\n 'table' => $model->paginate(6),\n 'pager' => $model->pager\n ];\n echo view('contacts\/contactlist', $data);\n }\n public function delete($id){\n $model = new Contact();\n $model->delete($id);\n return redirect()->route('contacts\/contactlist');\n }\n\n public function edit($id){\n \n \n $model = new Contact();\n $contact = $model->getRow($id);\n $data['table'] = $contact;\n echo view('contacts\/edit',$data); \n\n }\n\n public function update(){\n $model = new Contact();\n $id = $this->request->getVar('id');\n\n $data = [\n 'firstname' => $this->request->getVar('firstname'),\n 'lastname' => $this->request->getVar('lastname'),\n 'email' => $this->request->getVar('email'),\n 'city' => $this->request->getVar('city'),\n 'country' => $this->request->getVar('country'),\n 'projecttitle' => $this->request->getVar('projecttitle'),\n 'requirements' => $this->request->getVar('requirements'),\n\n ];\n\n $model->update($id,$data);\n return $this->response->redirect(site_url('\/contacts\/contactlist'));\n }\n }\n\n?>\n<\/code><\/pre>\n\n\n\n<!DOCTYPE html>\n<html lang=\"{{ str_replace('_', '-', app()->getLocale()) }}\">\n <head>\n <meta charset=\"utf-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n <!-- Bootstrap core CSS -->\n <link rel=\"stylesheet\" type=\"text\/css\" href=\"<?php echo base_url('assets\/css\/bootstrap.css');?>\">\n <link rel=\"stylesheet\" type=\"text\/css\" href=\"<?php echo base_url('assets\/css\/style.css');?>\">\n <\/head>\n <body>\n <div class=\"container-fluid bg-purple\">\n <div class=\"container pb-2 pt-2\"> \n <div class=\" text-center text-white h4\">\n Simple CodeIgniter-4 CRUD Application\n <\/div>\n <\/div>\n <\/div>\n <div class=\"container mt-5\">\n <div class=\"row\">\n <div class=\"col-md-12 \">\n <a href=\"<?php echo base_url('\/contacts\/contactlist') ?>\" class=\"btn btn-primary float-end\">View Contact List<\/a>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"container mt-5\">\n <div class=\"row\">\n <div class=\"col-md-12\">\n <?= \\Config\\Services::validation()->listErrors() ?>\n \n <form method=\"post\" action=\"\/contacts\/createcontact\">\n <?= csrf_field() ?>\n \n <div class=\"row mb-4\"> \n <div class=\"col\">\n <div class=\"form-outline\">\n <input type=\"text\" id=\"firstname\" name=\"firstname\" class=\"form-control\"\/>\n <label class=\"form-label\" for=\"firstname\">First name<\/label>\n <\/div>\n <\/div>\n <div class=\"col\">\n <div class=\"form-outline\">\n <input type=\"text\" id=\"lastname\" name=\"lastname\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"lastname\">Last name<\/label>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"form-outline mb-4\">\n <input type=\"text\" id=\"email\" name=\"email\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"email\">Email<\/label>\n <\/div>\n\n <!-- Text input -->\n <div class=\"form-outline mb-4\">\n <input type=\"text\" id=\"city\" name=\"city\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"city\">City<\/label>\n <\/div>\n\n <!-- Email input -->\n <div class=\"form-outline mb-4\">\n <input type=\"text\" id=\"country\" name=\"country\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"country\">Country<\/label>\n <\/div>\n\n <!-- Number input -->\n <div class=\"form-outline mb-4\">\n <input type=\"text\" id=\"projecttitle\" name=\"projecttitle\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"projecttitle\">Project Title<\/label>\n <\/div>\n\n <!-- Message input -->\n <div class=\"form-outline mb-4\">\n <input type=\"text\" class=\"form-control\" id=\"requirements\" name=\"requirements\" rows=\"4\"\/>\n <label class=\"form-label\" for=\"requirements\">Project Requirements<\/label>\n <\/div>\n\n <!-- Submit button -->\n <button type=\"submit\" class=\"btn btn-primary btn-block mb-4\">Submit your requirements<\/button> \n \n <\/form> \n \n \n <\/div>\n <\/div>\n <\/div>\n \n \n <\/body>\n<\/html>\n<\/code><\/pre>\n\n\n\n![\"\"](\"https:\/\/parinshi.com\/blog\/wp-content\/uploads\/2021\/05\/create-view-1024x709.png\")
<\/figure>\n\n\n\n<!DOCTYPE html>\n<html lang=\"{{ str_replace('_', '-', app()->getLocale()) }}\">\n <head>\n <meta charset=\"utf-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n <!-- Bootstrap core CSS -->\n <link rel=\"stylesheet\" type=\"text\/css\" href=\"<?php echo base_url('assets\/css\/bootstrap.css');?>\">\n <link rel=\"stylesheet\" type=\"text\/css\" href=\"<?php echo base_url('assets\/css\/style.css');?>\">\n <\/head>\n <body>\n <div class=\"container-fluid bg-purple\">\n <div class=\"container pb-2 pt-2\"> \n <div class=\" text-center text-white h4\">\n Simple CodeIgniter-4 CRUD Application\n <\/div>\n <\/div>\n <\/div>\n <div class=\"container mt-5\">\n <div class=\"row\">\n <div class=\"col-md-12 \">\n <a href=\"<?php echo base_url('\/contacts\/contactlist') ?>\" class=\"btn btn-primary float-end\">View Contact List<\/a>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"container mt-5\">\n <div class=\"row\">\n <div class=\"col-md-12\">\n <?= \\Config\\Services::validation()->listErrors() ?>\n \n <form method=\"post\" action=\"\/contacts\/update\">\n <?= csrf_field() ?>\n \n <div class=\"row mb-4\"> \n <input type=\"hidden\" name=\"id\" value=\"<?php echo $table['id'];?>\">\n <div class=\"col\">\n <div class=\"form-outline\">\n <input type=\"text\" id=\"firstname\" name=\"firstname\" value=\"<?php echo $table['firstname'];?>\" class=\"form-control\"\/>\n <label class=\"form-label\" for=\"firstname\">First name<\/label>\n <\/div>\n <\/div>\n <div class=\"col\">\n <div class=\"form-outline\">\n <input type=\"text\" id=\"lastname\" name=\"lastname\" value=\"<?php echo $table['lastname'];?>\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"lastname\">Last name<\/label>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"form-outline mb-4\">\n <input type=\"text\" id=\"email\" name=\"email\" value=\"<?php echo $table['email'];?>\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"email\">Email<\/label>\n <\/div>\n\n <!-- Text input -->\n <div class=\"form-outline mb-4\">\n <input type=\"text\" id=\"city\" name=\"city\" value=\"<?php echo $table['city'];?>\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"city\">City<\/label>\n <\/div>\n\n <!-- Email input -->\n <div class=\"form-outline mb-4\">\n <input type=\"text\" id=\"country\" name=\"country\" value=\"<?php echo $table['country'];?>\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"country\">Country<\/label>\n <\/div>\n\n <!-- Number input -->\n <div class=\"form-outline mb-4\">\n <input type=\"text\" id=\"projecttitle\" name=\"projecttitle\" value=\"<?php echo $table['projecttitle'];?>\" class=\"form-control\" \/>\n <label class=\"form-label\" for=\"projecttitle\">Project Title<\/label>\n <\/div>\n\n <!-- Message input -->\n <div class=\"form-outline mb-4\">\n <input type=\"text\" class=\"form-control\" id=\"requirements\" name=\"requirements\" value=\"<?php echo $table['requirements'];?>\" rows=\"4\"\/>\n <label class=\"form-label\" for=\"requirements\">Project Requirements<\/label>\n <\/div>\n\n <!-- Submit button -->\n <button type=\"submit\" class=\"btn btn-primary btn-block mb-4\">Update your requirements<\/button> \n \n <\/form> \n \n \n <\/div>\n <\/div>\n <\/div>\n \n \n <\/body>\n<\/html>\n<\/code><\/pre>\n\n\n\n![\"\"](\"https:\/\/parinshi.com\/blog\/wp-content\/uploads\/2021\/05\/edit-view-form-1024x725.png\")
<\/figure>\n\n\n\n<!DOCTYPE html>\n<html lang=\"{{ str_replace('_', '-', app()->getLocale()) }}\">\n <head>\n <meta charset=\"utf-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n <!-- Bootstrap core CSS -->\n <link rel=\"stylesheet\" type=\"text\/css\" href=\"<?php echo base_url('assets\/css\/bootstrap.css');?>\">\n <link rel=\"stylesheet\" type=\"text\/css\" href=\"<?php echo base_url('assets\/css\/style.css');?>\">\n <\/head>\n <body>\n <div class=\"container-fluid bg-purple\">\n <div class=\"container pb-2 pt-2\"> \n <div class=\" text-center text-white h4\">\n Simple CodeIgniter-4 CRUD Application\n <\/div>\n <\/div>\n <\/div>\n <div class=\"container mt-5\">\n <div class=\"row\">\n <div class=\"col-md-12 \">\n <a href=\"<?php echo base_url('contacts\/createcontact'); ?>\" class=\"btn btn-primary float-end\">Add New Contact Details<\/a>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"container mt-5\">\n <div class=\"row\">\n <div class=\"col-md-12\">\n <div class=\"card\">\n <div class=\"card-body ps-0 pe-0\">\n <table class=\"table table-striped\">\n <thead>\n <tr>\n <th>ID<\/th>\n <th>First Name<\/th>\n <th>Last Name<\/th>\n <th>Email<\/th>\n <th>City<\/th>\n <th>Country<\/th>\n <th>Project Title<\/th>\n <th>Project Description<\/th>\n <th>Action<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <?php foreach ($table as $t) {?>\n <tr>\n <td><?php echo $t['id'];?><\/td>\n <td><?php echo $t['firstname'];?><\/td>\n <td><?php echo $t['lastname'];?><\/td>\n <td><?php echo $t['email'];?><\/td>\n <td><?php echo $t['city'];?><\/td>\n <td><?php echo $t['country'];?><\/td>\n <td><?php echo $t['projecttitle'];?><\/td>\n <td><?php echo $t['requirements'];?><\/td>\n <td>\n <a class=\"btn btn-primary btn-sm\" href=\"<?php echo base_url('contacts\/edit\/'. $t['id']);?>\">Edit<\/a>\n <a class=\"btn btn-danger btn-sm\" href=\"<?php echo base_url('contacts\/delete\/'. $t['id']);?>\">Delete<\/a>\n <\/td>\n <\/tr>\n <?php }?>\n \n <\/tbody>\n <\/table> \n <div>\n <?= $pager->simpleLinks() ?>\n \n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/div> \n \n <\/body>\n<\/html>\n<\/code><\/pre>\n\n\n\n![\"\"](\"https:\/\/parinshi.com\/blog\/wp-content\/uploads\/2021\/05\/listview-1024x466.png\")
<\/figure>\n\n\n\n![\"\"](\"https:\/\/parinshi.com\/blog\/wp-content\/uploads\/2021\/04\/IMG_20190309_004801_687-1024x1024.jpg\")
<\/figure>\n<\/div>\n\n\n\nDhruvanshi Maharshi<\/h2>\n\n\n\n