From a15843947cdf8c8f12f1247e67d637fde38b8e28 Mon Sep 17 00:00:00 2001
From: Cor <83723320+logic-finder@users.noreply.github.com>
Date: Tue, 30 Nov 2021 20:23:22 +0900
Subject: translate the below document. (#3128)

AudioNode.numberOfInputs
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 files/ko/web/api/audionode/numberofinputs/index.md | 53 ++++++++++++++++++++++
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+---
+title: AudioNode.numberOfInputs
+slug: Web/API/AudioNode/numberOfInputs
+tags:
+  - API
+  - AudioNode
+  - Property
+  - Reference
+  - Web Audio API
+  - numberOfInputs
+browser-compat: api.AudioNode.numberOfInputs
+---
+{{APIRef("Web Audio API")}}
+
+{{domxref("AudioNode")}} 인터페이스의 `numberOfInputs` 속성은 해당 노드에 공급되는 입력의 수를 반환합니다. 소스 노드는 `numberOfInputs` 속성의 값이 0인 노드로 정의됩니다.
+
+## 구문
+
+```js
+var numInputs = audioNode.numberOfInputs;
+```
+
+### 값
+
+integer ≥ 0.
+
+## 예제
+
+```js
+const audioCtx = new AudioContext();
+
+const oscillator = audioCtx.createOscillator();
+const gainNode = audioCtx.createGain();
+
+oscillator.connect(gainNode).connect(audioCtx.destination);
+
+console.log(oscillator.numberOfInputs); // 0
+console.log(gainNode.numberOfInputs); // 1
+console.log(audioCtx.destination.numberOfInputs); // 1
+```
+
+## 명세서
+
+{{Specifications}}
+
+## 브라우저 호환성
+
+{{Compat}}
+
+## 같이 보기
+
+- [Web Audio
+  API 사용하기](/ko/docs/Web/API/Web_Audio_API/Using_Web_Audio_API)
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