queryingInfo {handyFunctions}

return index of x data.frame with the given vector/list or ycol in data.frame (if set the accurate match or not)

Description

return index of x data.frame with the given vector/list or ycol in data.frame (if set the accurate match or not)

Usage

queryingInfo(SourceData, sourceCol, queryCol, queryInfo, queryType = TRUE)

Arguments

SourceData

the source data.frame which you want to query

sourceCol

the col names or index of query field in source data.frame

queryCol

the col names or index of return field in source data.frame

queryInfo

vector/list the query info

queryType

logical if set it to accurate match (default: TRUE)

Value

a vector in query field matched with query info in source data

Examples

library(handyFunctions)
data(grade)
queryingInfo(grade, "name", "chinese", c("Ming Li", "Bang Wei"))