//// tab | Linux, macOS, Windows Bash

<div class="termy">

```console
// Você pode criar uma variável de ambiente MY_NAME com
$ export MY_NAME="Wade Wilson"

// Então você pode usá-la com outros programas, como
$ echo "Hello $MY_NAME"

Hello Wade Wilson
```

</div>

////

//// tab | Windows PowerShell

<div class="termy">

/// tip | Astuce

Pour les questions, posez‑les dans [GitHub Discussions](https://github.com/fastapi/fastapi/discussions/new?category=questions), vous avez bien plus de chances de recevoir de l'aide par les [Experts FastAPI](fastapi-people.md#fastapi-experts).

Utilisez le chat uniquement pour d'autres conversations générales.

///

### N'utilisez pas le chat pour les questions { #dont-use-the-chat-for-questions }

/// tip

For questions, ask them in [GitHub Discussions](https://github.com/fastapi/fastapi/discussions/new?category=questions), there's a much better chance you will receive help by the [FastAPI Experts](fastapi-people.md#fastapi-experts).

Use the chat only for other general conversations.

///

### Don't use the chat for questions { #dont-use-the-chat-for-questions }

.Values.minioConsolePort }} {{- template `minio.extraArgs` . }}" ] volumeMounts: {{- if $penabled }} {{- if (gt $drivesPerNode 1) }} {{- range $i := until $drivesPerNode }} - name: export-{{ $i }} mountPath: {{ $mountPath }}-{{ $i }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- else }} - name: export mountPath: {{ $mountPath }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- end }} {{- if .Values.extraSecret }} - name: extra-secret mountPath:...

.Values.minioConsolePort }} {{- template `minio.extraArgs` . }}" ] volumeMounts: {{- if $penabled }} {{- if (gt $drivesPerNode 1) }} {{- range $i := until $drivesPerNode }} - name: export-{{ $i }} mountPath: {{ $mountPath }}-{{ $i }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- else }} - name: export mountPath: {{ $mountPath }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- end }} {{- if .Values.extraSecret }} - name: extra-secret mountPath:...

}} {{- if (gt $drivesPerNode 1) }} {{- range $i := until $drivesPerNode }} - name: export-{{ $i }} mountPath: {{ $mountPath }}-{{ $i }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- else }} - name: export mountPath: {{ $mountPath }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- end }} {{- include "minio.tlsKeysVolumeMount" . | indent 12 }} ports: - name: {{ $scheme }} containerPort: {{ .Values.minioAPIPort }} - name: {{ $scheme...

.Values.minioConsolePort }} {{- template `minio.extraArgs` . }}" ] volumeMounts: {{- if $penabled }} {{- if (gt $drivesPerNode 1) }} {{- range $i := until $drivesPerNode }} - name: export-{{ $i }} mountPath: {{ $mountPath }}-{{ $i }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- else }} - name: export mountPath: {{ $mountPath }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- end }} {{- if .Values.extraSecret }} - name: extra-secret mountPath:...

}} {{- if (gt $drivesPerNode 1) }} {{- range $i := until $drivesPerNode }} - name: export-{{ $i }} mountPath: {{ $mountPath }}-{{ $i }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- else }} - name: export mountPath: {{ $mountPath }} {{- if and $penabled $subPath }} subPath: {{ $subPath }} {{- end }} {{- end }} {{- end }} {{- include "minio.tlsKeysVolumeMount" . | indent 12 }} ports: - name: {{ $scheme }} containerPort: {{ .Values.minioAPIPort }} - name: {{ $scheme...

	s, ok := v.ToString()
	if !ok {
		err := fmt.Errorf("%s/%s expects a string argument", sqlFnCharLength, sqlFnCharacterLength)
		return nil, errIncorrectSQLFunctionArgumentType(err)
	}
	return FromInt(int64(len([]rune(s)))), nil
}

func lowerCase(v *Value) (*Value, error) {
	inferTypeAsString(v)
	s, ok := v.ToString()
	if !ok {
		err := fmt.Errorf("%s expects a string argument", sqlFnLower)

* [GitHub Issues](https://github.com/fastapi/fastapi/issues?q=is%3Aissue+is%3Aopen+sort%3Aupdated-desc+label%3Aquestion+-label%3Aanswered+)

很多情况下，你也许已经知道这些问题的答案了。🤓

如果你帮助了很多人解答问题，你会成为官方的 [FastAPI 专家](fastapi-people.md#fastapi-experts)。🎉

只要记住，最重要的一点是：尽量友善。人们带着挫败感而来，很多时候他们的提问方式并不理想，但请尽你所能地友好对待。🤗

我们的目标是让 **FastAPI** 社区友好且包容。同时，也不要接受对他人的霸凌或不尊重。我们需要彼此照顾。

---

以下是如何帮助他人解答问题（在 Discussions 或 Issues 中）：