9 lines
		
	
	
		
			50 B
		
	
	
	
		
			Plaintext
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			9 lines
		
	
	
		
			50 B
		
	
	
	
		
			Plaintext
		
	
	
		
			Executable File
		
	
	
	
	
| unset a
 | |
| cat <<- $a
 | |
| 	OK
 | |
| $a
 | |
| cat <<- ""
 | |
| 	OK
 | |
| 
 | |
| echo OK
 | 
