mirror of
				https://github.com/ethereum/solidity
				synced 2023-10-03 13:03:40 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			18 lines
		
	
	
		
			403 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			18 lines
		
	
	
		
			403 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
| library Lib {
 | |
|     function foo(uint256 value) internal returns (uint256) {
 | |
|         return value + 42;
 | |
|     }
 | |
| }
 | |
| 
 | |
| contract A {
 | |
|     using Lib for uint256;
 | |
| }
 | |
| 
 | |
| contract B is A {
 | |
|     function bar(uint256 value) public returns (uint256) {
 | |
|         return value.foo(); // Usage of Lib
 | |
|     }
 | |
| }
 | |
| // ----
 | |
| // TypeError 9582: (246-255): Member "foo" not found or not visible after argument-dependent lookup in uint256.
 |