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                            [TOC]

# 構造方法
字符串緩沖區
~~~
StringBuilder()構造一個不帶任何字符的字符串生成器,其初始化容量為16個字符
StringBuilder(String str)構造一個字符串生成器,并初始化為指定的字符串內容
~~~

# 常用方法

~~~
public StringBuilder append(...)    添加任意類型數據的字符串形式,并返回當前對象自身
public String toString()    將當前StringBuilder對象轉換為String對象
~~~
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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