AngularJS expression
AngularJS use expressions to bind data to HTML.
AngularJS expression
AngularJS expressions written in curly brackets: {{expression}}.
AngularJS expression to bind the data to HTML, which ng-bind command has the same purpose.
AngularJS expression in the writing position "output" data.
AngularJS expressions like JavaScript expressions: they can contain text, operators, and variables.
Examples 5 + 5 {{}} or {{firstName + "" + lastName}}
AngularJS examples
<Html>
<Head>
<Meta charset = "utf-8 ">
<Script src = "http://apps.bdimg.com/libs/angular.js/1.4.6/angular.min.js"> </ script>
</ Head>
<Body>
<Div ng-app = "" >
<P> My first expression: {{5 + 5}} </ p>
</ Div>
</ Body>
</ Html>
try it"
AngularJS digital
AngularJS JavaScript digit numbers like:
AngularJS examples
<p>总价: {{ quantity * cost }}</p>
</div>
try it"
Use the same instance ng-bind:
AngularJS examples
<p>总价: <span ng-bind="quantity * cost"></span></p>
</div>
try it"
Use ng-init is not very common. You will learn to be a better way to initialize the data in the controller chapter. |
AngularJS string
AngularJS JavaScript string string like:
AngularJS examples
<p>姓名: {{ firstName + " " + lastName }}</p>
</div>
try it"
Use the same instance ng-bind:
AngularJS examples
<p>姓名: <span ng-bind="firstName + ' ' + lastName"></span></p>
</div>
try it"
AngularJS objects
AngularJS objects like JavaScript objects:
AngularJS examples
<p>姓为 {{ person.lastName }}</p>
</div>
try it"
Use the same instance ng-bind:
AngularJS examples
<p>姓为 <span ng-bind="person.lastName"></span></p>
</div>
try it"
AngularJS array
AngularJS JavaScript array as an array:
AngularJS examples
<p>第三个值为 {{ points[2] }}</p>
</div>
try it"
Use the same instance ng-bind:
AngularJS examples
<p>第三个值为 <span ng-bind="points[2]"></span></p>
</div>
try it"
AngularJS JavaScript expression and expression
Similar to JavaScript expressions, AngularJS expressions can contain letters, operators, variables.
JavaScript with different expressions, AngularJS expression can be written in HTML.
JavaScript with different expressions, AngularJS expression does not support conditional, circulation and anomalies.
JavaScript expressions and different, AngularJS expression support filters.