harmony 鸿蒙Usage of Third- and Fourth-Party Libraries

2023-06-24
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Usage of Third- and Fourth-Party Libraries

How do I obtain available third-party libraries?

Applicable to: OpenHarmony 3.1 Beta5 (API version 9)

The three-party and four-party libraries that can be obtained through ohpm are summarized in the OpenHarmony-TPC/tpc_resource repository. You can access this repository, and find the desired component based on the directory index.

Which third-party libraries are related to network requests?

Applicable to: OpenHarmony 3.1 Beta5 (API version 9)

The following third-party libraries are related to network requests: Axios, httpclient, and okdownload. For details, see the OpenHarmony-TPC/tpc_resource repository.

How do I use ohpm to import third- and fourth-party libraries?

Applicable to: OpenHarmony 3.1 Beta5 (API version 9)

Solution

Method 1:
1. Open the Terminal window and run the following command to go to the entry directory:
```
cd entry
```
2. Run the following command to install a third-party library, for example, dayjs:
```
ohpm install dayjs
```
3. Add the following statement in the .js file to import the third-party library:
```
import dayjs from 'dayjs'; 
```
Method 2:
1. Enter the entry directory of the project and open the oh-package.json5 file.
2. Write the third-party library to be installed (for example, dayjs) in the oh-package.json5 file.
```
{
  "dependencies": {
    "dayjs": "^1.10.4",
  }
}
```
3. Open the Terminal window and run the following command to go to the entry directory:
```
cd entry
```
4. Run the following command to install the third-party library:
```
ohpm install
```
5. Add the following statement in the .js file to import the third-party library:
```
import dayjs from 'dayjs'; 
```