21 lines
533 B
Java
21 lines
533 B
Java
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package cn.bunny;
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import java.nio.ByteBuffer;
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public class Demo4 {
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public static void main(String[] args) {
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ByteBuffer buffer = ByteBuffer.allocate(10);
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buffer.put(new byte[]{'a', 'b', 'c', 'd', 'e'});
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// rewind 重头开始读
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buffer.get(new byte[4]);
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// 重新读取
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buffer.rewind();
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System.out.println((char) buffer.get());// a
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// mark & reset
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System.out.println((char) buffer.get());// b
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System.out.println((char) buffer.get());// c
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}
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}
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