tradeInputByTargetAmount()

Function tradeInputByTargetAmount()

BancorNetworkInfo.sol

function tradeInputByTargetAmount(Token sourceToken, Token targetToken, uint256 targetAmount) 
external view validTokensForTrade(sourceToken, targetToken) greaterThanZero(targetAmount) 
returns (uint256)

This function is used to determine how many source tokens need to be swapped to receive a specific number of target tokens.

For example, this could be used to determine how many ETH would be required to swap for 1000 LINK.

Function Arguments

Name	Type	Description
sourceToken	Token	The token being sold.
targetToken	Token	The token being bought.
targetAmount	uint256	The number of target tokens desired to be received.

Return Variables

This function returns the number of source tokens required to be swapped to receive a specific number of target tokens.

Variable Type	Returns
uint256	The number of source tokens required to receive a specific number of target tokens.