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  1. <?php
  2.  
  3. $_GET["id"] = 1;
  4.  
  5. function get_id() {
  6.  
  7. 	global $_GET;
  8.  
  9.     $var = "_GET";
  10.  
  11.     return ${$var}["id"];
  12. }
  13.  
  14. echo get_id(), PHP_EOL;
Success #stdin #stdout #stderr 0.01s 82880KB
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Standard input is empty
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		 stderr
					

				
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PHP Notice:  Undefined variable: _GET in /home/YFEpiJ/prog.php on line 11


    

	
			

					
			
			
			
			
			
			
			
			

			
			
			
		

	
		
		

			

			                        







			
			

				

	
					
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language:

						
PHP (php 7.3.5)

					

					

						
created:
								
						
7 years ago

					

					

						
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