angular-docs-cn/public/docs/js/latest/api/http/Headers-class.jade

p.location-badge.
  exported from <a href='../http'>angular2/http</a>
  defined in <a href="https://github.com/angular/angular/tree/3a0410a/modules/angular2/src/http/headers.ts#L15-L77">angular2/src/http/headers.ts (line 15)</a>

:markdown
  Polyfill for [Headers](https://developer.mozilla.org/en-US/docs/Web/API/Headers/Headers), as
  specified in the [Fetch Spec](https://fetch.spec.whatwg.org/#headers-class). The only known
  difference from the spec is the lack of an `entries` method.
  
  
.l-main-section
  h2 Members
  .l-sub-section
    h3 constructor

    
    pre.prettyprint
      code.
        constructor(headers?: Headers | Object)
    
    :markdown
      
      




  .l-sub-section
    h3 append

    
    pre.prettyprint
      code.
        append(name: string, value: string)
    
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  .l-sub-section
    h3 delete

    
    pre.prettyprint
      code.
        delete(name: string)
    
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  .l-sub-section
    h3 forEach

    
    pre.prettyprint
      code.
        forEach(fn: Function)
    
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  .l-sub-section
    h3 get

    
    pre.prettyprint
      code.
        get(header: string)
    
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  .l-sub-section
    h3 has

    
    pre.prettyprint
      code.
        has(header: string)
    
    :markdown

      
      





  .l-sub-section
    h3 keys

    
    pre.prettyprint
      code.
        keys()
    
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  .l-sub-section
    h3 set

    
    pre.prettyprint
      code.
        set(header: string, value: string | List&lt;string&gt;)
    
    :markdown

      
      





  .l-sub-section
    h3 values

    
    pre.prettyprint
      code.
        values()
    
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  .l-sub-section
    h3 getAll

    
    pre.prettyprint
      code.
        getAll(header: string)
    
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  .l-sub-section
    h3 entries

    
    pre.prettyprint
      code.
        entries()
    
    :markdown