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    NetworkInformation.connection

    This is an experimental technology
    Because this technology's specification has not stabilized, check the compatibility table for the proper prefixes to use in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the spec changes.

    The NetworkInformation.connection read-only property represents a Connection containing information about the system's connection, such as the current bandwidth of the user's device or whether the connection is metered. This could be used to select high definition content or low definition content based on the user's connection.

    Syntax

    connectionInfo = navigator.connection

    Specifications

    Specification Status Comment
    Network Information API
    The definition of 'NetworkInformation.connection' in that specification.
    Editor's Draft Initial specification

    Browser compatibility

    Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
    Basic support Not supported 12.0 Not supported Not supported Not supported
    Feature Android Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile
    Basic support 2.2 webkit 12.0 1.4 Not supported Not supported Not supported

    Gecko notes

    • The Network API can be disabled using the dom.netinfo.enabled preference.

    See also

    Document Tags and Contributors

    Last updated by: fscholz,