diff --git a/src/Commands/CrudApiCommand.php b/src/Commands/CrudApiCommand.php
index 7690270..8c8416c 100644
--- a/src/Commands/CrudApiCommand.php
+++ b/src/Commands/CrudApiCommand.php
@@ -4,6 +4,7 @@
 
 use File;
 use Illuminate\Console\Command;
+use Illuminate\Support\Str;
 
 class CrudApiCommand extends Command
 {
@@ -59,12 +60,12 @@ public function __construct()
     public function handle()
     {
         $name = $this->argument('name');
-        $modelName = str_singular($name);
-        $migrationName = str_plural(snake_case($name));
+        $modelName = Str::singular($name);
+        $migrationName = Str::plural(Str::snake($name));
         $tableName = $migrationName;
 
         $routeGroup = $this->option('route-group');
-        $this->routeName = ($routeGroup) ? $routeGroup . '/' . snake_case($name, '-') : snake_case($name, '-');
+        $this->routeName = ($routeGroup) ? $routeGroup . '/' . Str::snake($name, '-') : Str::snake($name, '-');
         $perPage = intval($this->option('pagination'));
 
         $controllerNamespace = ($this->option('controller-namespace')) ? $this->option('controller-namespace') . '\\' : '';
diff --git a/src/Commands/CrudApiControllerCommand.php b/src/Commands/CrudApiControllerCommand.php
index 0a8e640..a17c6f3 100644
--- a/src/Commands/CrudApiControllerCommand.php
+++ b/src/Commands/CrudApiControllerCommand.php
@@ -3,6 +3,7 @@
 namespace Appzcoder\CrudGenerator\Commands;
 
 use Illuminate\Console\GeneratorCommand;
+use Illuminate\Support\Str;
 
 class CrudApiControllerCommand extends GeneratorCommand
 {
@@ -85,7 +86,7 @@ protected function buildClass($name)
         $stub = $this->files->get($this->getStub());
 
         $crudName = strtolower($this->option('crud-name'));
-        $crudNameSingular = str_singular($crudName);
+        $crudNameSingular = Str::singular($crudName);
         $modelName = $this->option('model-name');
         $modelNamespace = $this->option('model-namespace');
         $perPage = intval($this->option('pagination'));
diff --git a/src/Commands/CrudCommand.php b/src/Commands/CrudCommand.php
index dd255c6..84f041c 100644
--- a/src/Commands/CrudCommand.php
+++ b/src/Commands/CrudCommand.php
@@ -4,6 +4,7 @@
 
 use File;
 use Illuminate\Console\Command;
+use Illuminate\Support\Str;
 
 class CrudCommand extends Command
 {
@@ -63,12 +64,12 @@ public function __construct()
     public function handle()
     {
         $name = $this->argument('name');
-        $modelName = str_singular($name);
-        $migrationName = str_plural(snake_case($name));
+        $modelName = Str::singular($name);
+        $migrationName = Str::plural(Str::snake($name));
         $tableName = $migrationName;
 
         $routeGroup = $this->option('route-group');
-        $this->routeName = ($routeGroup) ? $routeGroup . '/' . snake_case($name, '-') : snake_case($name, '-');
+        $this->routeName = ($routeGroup) ? $routeGroup . '/' . Str::snake($name, '-') : Str::snake($name, '-');
         $perPage = intval($this->option('pagination'));
 
         $controllerNamespace = ($this->option('controller-namespace')) ? $this->option('controller-namespace') . '\\' : '';
diff --git a/src/Commands/CrudControllerCommand.php b/src/Commands/CrudControllerCommand.php
index a32c616..04853a1 100644
--- a/src/Commands/CrudControllerCommand.php
+++ b/src/Commands/CrudControllerCommand.php
@@ -3,6 +3,7 @@
 namespace Appzcoder\CrudGenerator\Commands;
 
 use Illuminate\Console\GeneratorCommand;
+use Illuminate\Support\Str;
 
 class CrudControllerCommand extends GeneratorCommand
 {
@@ -89,14 +90,14 @@ protected function buildClass($name)
 
         $viewPath = $this->option('view-path') ? $this->option('view-path') . '.' : '';
         $crudName = strtolower($this->option('crud-name'));
-        $crudNameSingular = str_singular($crudName);
+        $crudNameSingular = Str::singular($crudName);
         $modelName = $this->option('model-name');
         $modelNamespace = $this->option('model-namespace');
         $routeGroup = ($this->option('route-group')) ? $this->option('route-group') . '/' : '';
         $routePrefix = ($this->option('route-group')) ? $this->option('route-group') : '';
         $routePrefixCap = ucfirst($routePrefix);
         $perPage = intval($this->option('pagination'));
-        $viewName = snake_case($this->option('crud-name'), '-');
+        $viewName = Str::snake($this->option('crud-name'), '-');
         $fields = $this->option('fields');
         $validations = rtrim($this->option('validations'), ';');
 
diff --git a/src/Commands/CrudViewCommand.php b/src/Commands/CrudViewCommand.php
index 09392bb..173297b 100644
--- a/src/Commands/CrudViewCommand.php
+++ b/src/Commands/CrudViewCommand.php
@@ -4,6 +4,7 @@
 
 use File;
 use Illuminate\Console\Command;
+use Illuminate\Support\Str;
 
 class CrudViewCommand extends Command
 {
@@ -13,15 +14,15 @@ class CrudViewCommand extends Command
      * @var string
      */
     protected $signature = 'crud:view
-                            {name : The name of the Crud.}
-                            {--fields= : The field names for the form.}
-                            {--view-path= : The name of the view path.}
-                            {--route-group= : Prefix of the route group.}
-                            {--pk=id : The name of the primary key.}
-                            {--validations= : Validation rules for the fields.}
-                            {--form-helper=html : Helper for the form.}
-                            {--custom-data= : Some additional values to use in the crud.}
-                            {--localize=no : Localize the view? yes|no.}';
+        {name : The name of the Crud.}
+        {--fields= : The field names for the form.}
+        {--view-path= : The name of the view path.}
+        {--route-group= : Prefix of the route group.}
+        {--pk=id : The name of the primary key.}
+        {--validations= : Validation rules for the fields.}
+        {--form-helper=html : Helper for the form.}
+        {--custom-data= : Some additional values to use in the crud.}
+        {--localize=no : Localize the view? yes|no.}';
 
     /**
      * The console command description.
@@ -241,14 +242,14 @@ class CrudViewCommand extends Command
 
     /**
      * Create a new command instance.
-     *
      */
     public function __construct()
     {
         parent::__construct();
 
         if (config('crudgenerator.view_columns_number')) {
-            $this->defaultColumnsToShow = config('crudgenerator.view_columns_number');
+            $this
+                ->defaultColumnsToShow = config('crudgenerator.view_columns_number');
         }
 
         $this->delimiter = config('crudgenerator.custom_delimiter')
@@ -272,8 +273,8 @@ public function handle()
         $this->crudName = strtolower($this->argument('name'));
         $this->varName = lcfirst($this->argument('name'));
         $this->crudNameCap = ucwords($this->crudName);
-        $this->crudNameSingular = str_singular($this->crudName);
-        $this->modelName = str_singular($this->argument('name'));
+        $this->crudNameSingular = Str::singular($this->crudName);
+        $this->modelName = Str::singular($this->argument('name'));
         $this->modelNameCap = ucfirst($this->modelName);
         $this->customData = $this->option('custom-data');
         $this->primaryKey = $this->option('pk');
@@ -282,7 +283,7 @@ public function handle()
             : $this->option('route-group');
         $this->routePrefix = ($this->option('route-group')) ? $this->option('route-group') : '';
         $this->routePrefixCap = ucfirst($this->routePrefix);
-        $this->viewName = snake_case($this->argument('name'), '-');
+        $this->viewName = Str::snake($this->argument('name'), '-');
 
         $viewDirectory = config('view.paths')[0] . '/';
         if ($this->option('view-path')) {
@@ -314,7 +315,7 @@ public function handle()
 
                 $this->formFields[$x]['name'] = trim($itemArray[0]);
                 $this->formFields[$x]['type'] = trim($itemArray[1]);
-                $this->formFields[$x]['required'] = preg_match('/' . $itemArray[0] . '/', $validations) ? true : false;
+                $this->formFields[$x]['required'] = preg_match('/' . $itemArray[0] . '/', $validations)? true : false;
 
                 if (($this->formFields[$x]['type'] === 'select'
                     || $this->formFields[$x]['type'] === 'enum')