Java StringBuffer delete删除字符或清除内容

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public class Main {

/*

来 自*

 时 代 J a v a 公 众 号

*/

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  public static void main(String[] args) {

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    StringBuffer sb1 = new StringBuffer("Hello World");

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    sb1.delete(0,6);

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    System.out.println(sb1);

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    StringBuffer sb2 = new StringBuffer("Some Content");

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    System.out.println(sb2);

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    sb2.delete(0, sb2.length());

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    System.out.println(sb2);

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    StringBuffer sb3 = new StringBuffer("Hello World");

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    sb3.deleteCharAt(0);

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