instr {SparkR}R Documentation

instr

Description

Locate the position of the first occurrence of substr column in the given string. Returns null if either of the arguments are null.

Usage

instr(y, x)

## S4 method for signature 'Column,character'
instr(y, x)

Arguments

y

column to check

x

substring to check

Details

Note: The position is not zero based, but 1 based index. Returns 0 if substr could not be found in str.

Note

instr since 1.5.0

See Also

Other string_funcs: ascii, base64, concat_ws, concat, decode, encode, format_number, format_string, initcap, length, levenshtein, locate, lower, lpad, ltrim, regexp_extract, regexp_replace, reverse, rpad, rtrim, soundex, substring_index, translate, trim, unbase64, upper

Examples

## Not run: instr(df$c, 'b')

[Package SparkR version 2.2.2 Index]