textarea將文本的值綁定到當(dāng)前上下文。 {{textarea}}支持以下屬性:
value
name
rows
cols
placeholder
disabled
maxlength
tabindex
selectionEnd
selectionStart
selectionDirection
wrap
readonly
autofocus
form
spellcheck
required
{{textarea value=name cols="80" rows="6"}}
<!DOCTYPE html> <html> <head> <title>Emberjs Input Helper Text Areas</title> <!-- CDN's --> <script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/3.0.1/handlebars.min.js"></script> <script src="https://code.jquery.com/jquery-2.1.3.min.js"></script> <script src="https://builds.emberjs.com/tags/v1.10.0-beta.3/ember-template-compiler.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.10.0/ember.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.10.0/ember.prod.js"></script> <script src="https://builds.emberjs.com/release/ember.debug.js"></script> </head> <body> <script type="text/x-handlebars"> {{outlet}} </script> <script type="text/x-handlebars" data-template-name="index"> Type Message: <br/>{{textarea value=name cols="10" rows="4" placeholder="Message"}}<br/> <button {{action "send"}}>Send</button> </script> <script type="text/javascript"> App = Ember.Application.create(); App.IndexRoute = Ember.Route.extend({ model: function() { return Em.Object.create({name: null}); } }); App.IndexController = Ember.ObjectController.extend({ actions: { send: function() { document.write('Name: '+this.get('name')); } } }); </script> </body> </html>
讓我們執(zhí)行以下步驟,看看上面的代碼如何工作:
將上面的代碼保存在tem_inpt_txtarea.html文件中
在瀏覽器中打開(kāi)此HTML文件。
更多建議: