xref: /docs/en/release-notes/api-diff/v4.0-beta2/js-apidiff-start-up.md

| Change Type | Old Version | New Version | d.ts File |
| ---- | ------ | ------ | -------- |
|Deprecated version changed|Class name: systemParameter;<br>Method or attribute name: function getSync(key: string, def?: string): string;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function getSync(key: string, def?: string): string;<br>New version information: 9<br>Substitute API: |@ohos.systemparameter.d.ts|
|Deprecated version changed|Class name: systemParameter;<br>Method or attribute name: function get(key: string, callback: AsyncCallback\<string>): void;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function get(key: string, callback: AsyncCallback\<string>): void;<br>New version information: 9<br>Substitute API: |@ohos.systemparameter.d.ts|
|Deprecated version changed|Class name: systemParameter;<br>Method or attribute name: function get(key: string, def: string, callback: AsyncCallback\<string>): void;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function get(key: string, def: string, callback: AsyncCallback\<string>): void;<br>New version information: 9<br>Substitute API: |@ohos.systemparameter.d.ts|
|Deprecated version changed|Class name: systemParameter;<br>Method or attribute name: function get(key: string, def?: string): Promise\<string>;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function get(key: string, def?: string): Promise\<string>;<br>New version information: 9<br>Substitute API: |@ohos.systemparameter.d.ts|
|Deprecated version changed|Class name: systemParameter;<br>Method or attribute name: function set(key: string, value: string, callback: AsyncCallback\<void>): void;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function set(key: string, value: string, callback: AsyncCallback\<void>): void;<br>New version information: 9<br>Substitute API: |@ohos.systemparameter.d.ts|
|Deprecated version changed|Class name: systemParameter;<br>Method or attribute name: function set(key: string, value: string): Promise\<void>;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function set(key: string, value: string): Promise\<void>;<br>New version information: 9<br>Substitute API: |@ohos.systemparameter.d.ts|
|Access level changed|Class name: systemParameter;<br>Method or attribute name: function getSync(key: string, def?: string): string;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function getSync(key: string, def?: string): string;<br>New version information: systemapi|@ohos.systemparameter.d.ts|
|Access level changed|Class name: systemParameter;<br>Method or attribute name: function get(key: string, callback: AsyncCallback\<string>): void;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function get(key: string, callback: AsyncCallback\<string>): void;<br>New version information: systemapi|@ohos.systemparameter.d.ts|
|Access level changed|Class name: systemParameter;<br>Method or attribute name: function get(key: string, def: string, callback: AsyncCallback\<string>): void;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function get(key: string, def: string, callback: AsyncCallback\<string>): void;<br>New version information: systemapi|@ohos.systemparameter.d.ts|
|Access level changed|Class name: systemParameter;<br>Method or attribute name: function get(key: string, def?: string): Promise\<string>;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function get(key: string, def?: string): Promise\<string>;<br>New version information: systemapi|@ohos.systemparameter.d.ts|
|Access level changed|Class name: systemParameter;<br>Method or attribute name: function setSync(key: string, value: string): void;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function setSync(key: string, value: string): void;<br>New version information: systemapi|@ohos.systemparameter.d.ts|
|Access level changed|Class name: systemParameter;<br>Method or attribute name: function set(key: string, value: string, callback: AsyncCallback\<void>): void;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function set(key: string, value: string, callback: AsyncCallback\<void>): void;<br>New version information: systemapi|@ohos.systemparameter.d.ts|
|Access level changed|Class name: systemParameter;<br>Method or attribute name: function set(key: string, value: string): Promise\<void>;<br>Old version information: |Class name: systemParameter;<br>Method or attribute name: function set(key: string, value: string): Promise\<void>;<br>New version information: systemapi|@ohos.systemparameter.d.ts|
|Access level changed|Class name: systemParameterEnhance;<br>Method or attribute name: function getSync(key: string, def?: string): string;<br>Old version information: |Class name: systemParameterEnhance;<br>Method or attribute name: function getSync(key: string, def?: string): string;<br>New version information: systemapi|@ohos.systemParameterEnhance.d.ts|
|Access level changed|Class name: systemParameterEnhance;<br>Method or attribute name: function get(key: string, callback: AsyncCallback\<string>): void;<br>Old version information: |Class name: systemParameterEnhance;<br>Method or attribute name: function get(key: string, callback: AsyncCallback\<string>): void;<br>New version information: systemapi|@ohos.systemParameterEnhance.d.ts|
|Access level changed|Class name: systemParameterEnhance;<br>Method or attribute name: function get(key: string, def: string, callback: AsyncCallback\<string>): void;<br>Old version information: |Class name: systemParameterEnhance;<br>Method or attribute name: function get(key: string, def: string, callback: AsyncCallback\<string>): void;<br>New version information: systemapi|@ohos.systemParameterEnhance.d.ts|
|Access level changed|Class name: systemParameterEnhance;<br>Method or attribute name: function get(key: string, def?: string): Promise\<string>;<br>Old version information: |Class name: systemParameterEnhance;<br>Method or attribute name: function get(key: string, def?: string): Promise\<string>;<br>New version information: systemapi|@ohos.systemParameterEnhance.d.ts|
|Access level changed|Class name: systemParameterEnhance;<br>Method or attribute name: function setSync(key: string, value: string): void;<br>Old version information: |Class name: systemParameterEnhance;<br>Method or attribute name: function setSync(key: string, value: string): void;<br>New version information: systemapi|@ohos.systemParameterEnhance.d.ts|
|Access level changed|Class name: systemParameterEnhance;<br>Method or attribute name: function set(key: string, value: string, callback: AsyncCallback\<void>): void;<br>Old version information: |Class name: systemParameterEnhance;<br>Method or attribute name: function set(key: string, value: string, callback: AsyncCallback\<void>): void;<br>New version information: systemapi|@ohos.systemParameterEnhance.d.ts|
|Access level changed|Class name: systemParameterEnhance;<br>Method or attribute name: function set(key: string, value: string): Promise\<void>;<br>Old version information: |Class name: systemParameterEnhance;<br>Method or attribute name: function set(key: string, value: string): Promise\<void>;<br>New version information: systemapi|@ohos.systemParameterEnhance.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: brand: string;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: brand: string;<br>New version information: string|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: manufacturer: string;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: manufacturer: string;<br>New version information: string|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: model: string;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: model: string;<br>New version information: string|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: product: string;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: product: string;<br>New version information: string|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: language: string;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: language: string;<br>New version information: string|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: region: string;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: region: string;<br>New version information: string|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: windowWidth: number;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: windowWidth: number;<br>New version information: number|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: windowHeight: number;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: windowHeight: number;<br>New version information: number|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: screenDensity: number;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: screenDensity: number;<br>New version information: number|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: screenShape: 'rect' \| 'circle';<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: screenShape: 'rect' \| 'circle';<br>New version information: 'rect' \| 'circle'|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: apiVersion: number;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: apiVersion: number;<br>New version information: number|@system.device.d.ts|
|Type changed|Class name: DeviceResponse;<br>Method or attribute name: deviceType: string;<br>Old version information: |Class name: DeviceResponse;<br>Method or attribute name: deviceType: string;<br>New version information: string|@system.device.d.ts|