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            Lines 125-132
          
      
      
        Link Here
      
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          | 125 | 
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          125 | 
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          | 126 | 
              function update_columns_visibility(settings){ | 
          126 | 
              function update_columns_visibility(settings){ | 
        
        
          | 127 | 
                  let table = settings.oInstance.api();  | 
          127 | 
                  let table = settings.oInstance.api();  | 
        
          
            
              | 128 | 
                      table.columns().visible(true, false);  | 
              128 | 
                      table.columns().every(function(){ | 
            
            
              | 129 | 
                      table.columns().every(function(i){ | 
              129 | 
                          let i = this.index();  | 
            
        
          | 130 | 
                      let is_empty = true;  | 
          130 | 
                      let is_empty = true;  | 
        
        
          | 131 | 
                      let nodes = this.nodes();  | 
          131 | 
                      let nodes = this.nodes();  | 
        
        
          | 132 | 
                      nodes.each((td, ii) => { | 
          132 | 
                      nodes.each((td, ii) => { | 
        
            
              | 133 | 
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