public with sharing class Solution_ProgrammeDeleteController { public String ids {get;set;} public boolean is_Alert_Delete {get; set;} public Solution_ProgrammeDeleteController(ApexPages.StandardController controller) { ids = ApexPages.currentPage().getParameters().get('id'); } public void init(){ Solution_Programme__c solutionProgrames =[select id , Status__c from Solution_Programme__c where id = :ids]; if (solutionProgrames.Status__c.contains('草案中')){ delete solutionProgrames; is_Alert_Delete = true; }else { is_Alert_Delete = false; } } }