Class: OS
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Class: OS
device.OS
OS provides system information, such as system version number and version name.
Example
const { OS } = require('device');
console.log(OS.sdkName); // e.g. "7.1"
console.log(OS.sdkVersionCode); // e.g. 25
Table of contents
Properties
- ANDROID_BASE
- ANDROID_BASE_1_1
- ANDROID_CUPCAKE
- ANDROID_DONUT
- ANDROID_ECLAIR
- ANDROID_ECLAIR_0_1
- ANDROID_ECLAIR_MR1
- ANDROID_FROYO
- ANDROID_GINGERBREAD
- ANDROID_GINGERBREAD_MR1
- ANDROID_HONEYCOMB
- ANDROID_HONEYCOMB_MR1
- ANDROID_HONEYCOMB_MR2
- ANDROID_ICE_CREAM_SANDWICH
- ANDROID_ICE_CREAM_SANDWICH_MR1
- ANDROID_JELLY_BEAN
- ANDROID_JELLY_BEAN_MR1
- ANDROID_JELLY_BEAN_MR2
- ANDROID_KITKAT
- ANDROID_KITKAT_WATCH
- ANDROID_L
- ANDROID_LOLLIPOP_MR1
- ANDROID_M
- ANDROID_N
- ANDROID_N_MR1
- ANDROID_O
- ANDROID_O_MR1
- ANDROID_P
- ANDROID_Q
- ANDROID_R
- ANDROID_S
Accessors
Methods
Properties
ANDROID_BASE
▪ Static Readonly ANDROID_BASE: AndroidVersion
Android 1.0
See
ANDROID_BASE_1_1
▪ Static Readonly ANDROID_BASE_1_1: AndroidVersion
Android 1.1
See
ANDROID_CUPCAKE
▪ Static Readonly ANDROID_CUPCAKE: AndroidVersion
Android 1.5
See
ANDROID_DONUT
▪ Static Readonly ANDROID_DONUT: AndroidVersion
Android 1.6
See
ANDROID_ECLAIR
▪ Static Readonly ANDROID_ECLAIR: AndroidVersion
Android 2.0
See
ANDROID_ECLAIR_0_1
▪ Static Readonly ANDROID_ECLAIR_0_1: AndroidVersion
Android 2.0.1
See
ANDROID_ECLAIR_MR1
▪ Static Readonly ANDROID_ECLAIR_MR1: AndroidVersion
Android 2.1.x
See
ANDROID_FROYO
▪ Static Readonly ANDROID_FROYO: AndroidVersion
Android 2.2.x
See
ANDROID_GINGERBREAD
▪ Static Readonly ANDROID_GINGERBREAD: AndroidVersion
Android 2.3
See
ANDROID_GINGERBREAD_MR1
▪ Static Readonly ANDROID_GINGERBREAD_MR1: AndroidVersion
Android 2.3.3
See
ANDROID_HONEYCOMB
▪ Static Readonly ANDROID_HONEYCOMB: AndroidVersion
Android 3.0.x
See
ANDROID_HONEYCOMB_MR1
▪ Static Readonly ANDROID_HONEYCOMB_MR1: AndroidVersion
Android 3.1.x
See
ANDROID_HONEYCOMB_MR2
▪ Static Readonly ANDROID_HONEYCOMB_MR2: AndroidVersion
Android 3.2
See
ANDROID_ICE_CREAM_SANDWICH
▪ Static Readonly ANDROID_ICE_CREAM_SANDWICH: AndroidVersion
Android 4.0
See
ANDROID_ICE_CREAM_SANDWICH_MR1
▪ Static Readonly ANDROID_ICE_CREAM_SANDWICH_MR1: AndroidVersion
Android 4.0.3
See
ANDROID_JELLY_BEAN
▪ Static Readonly ANDROID_JELLY_BEAN: AndroidVersion
Android 4.1
See
ANDROID_JELLY_BEAN_MR1
▪ Static Readonly ANDROID_JELLY_BEAN_MR1: AndroidVersion
Android 4.2
See
ANDROID_JELLY_BEAN_MR2
▪ Static Readonly ANDROID_JELLY_BEAN_MR2: AndroidVersion
Android 4.3
See
ANDROID_KITKAT
▪ Static Readonly ANDROID_KITKAT: AndroidVersion
Android 4.4.2
See
ANDROID_KITKAT_WATCH
▪ Static Readonly ANDROID_KITKAT_WATCH: AndroidVersion
Android 4.4W
See
ANDROID_L
▪ Static Readonly ANDROID_L: AndroidVersion
Android 5.0
See
ANDROID_LOLLIPOP_MR1
▪ Static Readonly ANDROID_LOLLIPOP_MR1: AndroidVersion
Android 5.1
See
ANDROID_M
▪ Static Readonly ANDROID_M: AndroidVersion
Android 6.0
See
ANDROID_N
▪ Static Readonly ANDROID_N: AndroidVersion
Android 7.0
See
ANDROID_N_MR1
▪ Static Readonly ANDROID_N_MR1: AndroidVersion
Android 7.1
See
ANDROID_O
▪ Static Readonly ANDROID_O: AndroidVersion
Android 8.0
See
ANDROID_O_MR1
▪ Static Readonly ANDROID_O_MR1: AndroidVersion
Android 8.1
See
ANDROID_P
▪ Static Readonly ANDROID_P: AndroidVersion
Android 9
See
ANDROID_Q
▪ Static Readonly ANDROID_Q: AndroidVersion
Android 10
See
ANDROID_R
▪ Static Readonly ANDROID_R: AndroidVersion
Android 11
See
ANDROID_S
▪ Static Readonly ANDROID_S: AndroidVersion
Android 12
See
Accessors
incremental
• Static get incremental(): string
The internal value used by the underlying source control to represent this build. E.g., a perforce changelist number or a git hash.
See
https://developer.android.com/reference/android/os/Build.VERSION#INCREMENTAL
Returns
string
release
• Static get release(): string
The user-visible version string. E.g., "1.0" or "3.4b5" or "bananas". This field is an opaque string. Do not assume that its value has any particular structure or that values of RELEASE from different releases can be somehow ordered.
See
https://developer.android.com/reference/android/os/Build.VERSION#RELEASE
Returns
string
sdkName
• Static get sdkName(): string
Android version name, such as "10", "7.0", "4.4W". For a new Android version, it may return "unknown".
Returns
string
sdkVersionCode
• Static get sdkVersionCode(): number
Get the current system's SDK version, which is the Android API version. For example, Android 10 is 29, Android 7.0 is 24. The complete corresponding table can be found in SDK Platform release notes.
See
https://developer.android.com/reference/android/os/Build.VERSION#SDK_INT
Returns
number
securityPatch
• Static get securityPatch(): string
The user-visible security patch level. This value represents the date when the device most recently applied a security patch.
See
https://developer.android.com/reference/android/os/Build.VERSION#SECURITY_PATCH
Returns
string
Methods
requiresAndroidVersion
▸ Static requiresAndroidVersion(version, message?): void
Require running on the given Android version or higher. If the current system version is lower than the given version, then throw an exception with the given message.
Example
"nodejs";
const { OS } = require('device');
OS.requiresAndroidVersion(OS.ANDROID_N);
Parameters
| Name | Type | Description |
|---|---|---|
version | AndroidVersion | The minimum Android version |
message | string | The exception message, default to ”Requires Android ${version.name}(API ${version.code}) to run this code“ |
Returns
void