Blade template engine-common grammar formats Three Kingdoms blade textblade superblade

1. Print variables or default values. This syntax will automatically escape the html tags in the variable content, causing the html tags to be output as they are.
   Welcome, {{ $name or 'California' }}

2. Print the original content of the variable , usage without escaping
   {!! 'My list <script>alert("spam spam spam!")</script>' !!}

3. Loop
   Normal loop
   @foreach ($lists as $list)
<li>{{ $list }}</li>
@endforeach
   Handle the case when the variable is empty
   @forelse ($lists as $list)
<li>{{ $list }}</li>
@empty
<li>You don't have any lists saved. </li>
if judgment

   @if (count($lists) > 1)

4. @elseif ()
   @else
   @endif
   
   Use the following syntax in the template to create content Placeholder

   @yield('content')

5. 
   Use the template in the view using the following syntax

   @extends('layouts.master')

6. 
   Use the following syntax to populate the placeholder content

   @section('content')

7. content
   @endsection
   
   Use the following syntax to reference sub-php files

   @include('partial')

8. @include('partials.row', ['link' => $link])
   , pass parameters to sub-files
   How to decide whether to use some public content in sub-views

   @section('advertisement')

9. parent content
   @show
   The advertising section defined by the above syntax will not be displayed directly in the subview. @show is equivalent to @endsection @yield('advertisement')
   @section('advertisement')
   @parent
   child content
   @endsection
   Only if @parent is used here, the content defined in the advertisement in the template will be displayed in the subview10. Syntax for referencing css, js, etc. in the template
   {!! HTML::style('css/app.min.css') !!}
   
   {!! HTML::script('javascript/jquery-1.10.1.min.js') !!}
   { !! HTML::script('javascript/bootstrap.min.js') !!}
   {!! HTML::image('images/logo.png', 'TODOParrot logo') !!}
   here It should be noted that if you write a standard html tag, you need to add a '/' symbol in front of the path
   > ;To use the above syntax, you need to install the HTML package
   11. Install the HTML package
   composer require illuminate/html
   Configure provider and alias in config/app.php
   
   IlluminateHtmlHtmlServiceProvider::classprovider configuration
   'Form ' => IlluminateHtmlFormFacade::class,
   Facade configuration
   The above introduces the Blade template engine - common syntax formats, including blade content. I hope it will be helpful to friends who are interested in PHP tutorials.