作业帮return new StringBuffer().append(inputNum).reverse().toStrin
来源：学生作业帮 编辑：作业帮 分类：综合作业 时间：2024/05/03 09:14:19
return new StringBuffer().append(inputNum).reverse().toString();
当你调用此方法,首先会新建一个stringBuffer,也就是空的StringBuffer,你可以理解为“”（空串）,然后将你的参数inputNum拼接在后面,比如你的inputNum=“123”,执行到append(inputNum）这时就变为了“123”,reverse是倒置的意思,即“123”变为“321”,toString方法将stringbuffer转换为string对象!
return new StringBuffer().append(inputNum).reverse().toStrin
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append from test sdf
return new Employee{FirstName=firstName,LastName=lastName};是
Rent a boyfriend to return home for the New
if (pastart = -1) sql.append("select * from("); sql.append("
sql.append(" SELECT * FROM test_user
append buffers are too large