Application Management

NOTE

The initial APIs of this module are supported since API version 3. Newly added APIs will be marked with a superscript to indicate their earliest API version.

Modules to Import

import pkg from '@system.package';

package.hasInstalled

hasInstalled(Object): void

Checks whether an application exists, or whether a native application has been installed.

Required permissions: ohos.permission.GET_BUNDLE_INFO

System capability: SystemCapability.BundleManager.BundleFramework

Parameters

Name	Type	Mandatory	Description
bundleName	string	Yes	Application bundle name.
success	Function	No	Called when the check result is obtained.
fail	Function	No	Called when the check result fails to be obtained.
complete	Function	No	Called when the execution is complete.

The following value will be returned when the check result is obtained.

Name	Type	Description
result	boolean	The value true means that the application exists or the native application has been installed, and false means the opposite.

Example

export default {    
  hasInstalled() {        
    pkg.hasInstalled({            
      bundleName: 'com.example.bundlename',            
      success: function(data) {                
        console.log('package has installed: ' + data);            
      },            
      fail: function(data, code) {               
        console.log('query package fail, code: ' + code + ', data: ' + data);            
      },        
    });    
  },
}