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

function::isinstr - Returns whether a string is a substring of another string



    isinstr:long(s1:string,s2:string)

s1

string to search in

s2

substring to find

This function returns 1 if string s1 contains s2, otherwise zero.

tapset::string(3stap)

October 2018 SystemTap Tapset Reference