An Incentive and Reputation Mechanism Based on Blockchain for Crowd Sensing Network

Table 6

Smart contract functions cost test.

Functions	Transaction gas	Execution gas	Cost (ethers)	Cost (dollars)
IsReviewExist()	23740	790	0.0000079	0.0017
GetReview()	24476	1769	0.00001769	0.0037
GetRating()	20367	1669	0.00001669	0.0035
SetReview()	59362	34442	0.00034442	0.072
CreateTask()	857894	607038	0.00607038	1.27
Abort()	21693	11421	0.00011421	0.042
CheckData()	557894	121693	0.00121693	0.26
commitTask()	70190	47510	0.00047510	0.10
getTask()	176930	130373	0.00130373	0.27
ServiceRequest()	22875	12831	0.00012831	0.027
ServiceResponse()	23130	15381	0.00015381	0.032
Payment()	57894	21693	0.00021693	0.046