前端小伙伴經常會用到復選框，而用到復選框的情況下大多數會用到全選與全不選。要實現這個效果有很多方法，這里介紹一下jquery如何實現。

    
        
        
       
        
    
    
        
            

                
                    
                    編號
                    姓名
                    年齡
                
            
            
                
                    
                    1
                    柏林
                    22
                
                
                    
                    2
                    九夜
                    25
                
                
                    
                    3
                    陽南
                    27
                
                
                    
                    4
                    一諾
                    29
                
                
                    
                    5
                    左亦
                    30
                
                
                    
                    6
                    童辛
                    20
                
            
        
    

演示地址：http://www.tongyilingma.com/d/demo/checkbox2/