How to convert 4 bytes array to float in java

Question

I have a 4 bytes array which represent a float value. The bytes is read from network, for example, 3e 3f e3 a0. How can I convert it from byte[] to float in java?

Accepted Answer

In Java a `char` is 16-bit. If you mean you have a 4 `byte` values in little endian byte order which you need to convert to a `float` you can use `ByteBuffer`.

```
byte[] bytes = { }
float f = ByteBuffer.wrap(bytes).order(ByteOrder.LITTLE_ENDIAN).getFloat();
```

How to convert 4 bytes array to float in java

Solution

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