DOKK / manpages / debian 10 / systemtap-doc / function::stringat.3stap.en
FUNCTION::STRINGAT(3stap) A collection of standard strin FUNCTION::STRINGAT(3stap)

function::stringat - Returns the char at a given position in the string



    stringat:long(str:string,pos:long)

str

the string to fetch the character from

pos

the position to get the character from (first character is 0)

This function returns the character at a given position in the string or zero if the string doesn't have as many characters. Reports an error if pos is out of bounds.

tapset::string(3stap)

October 2018 SystemTap Tapset Reference