RosettaCodeData/Task/Literals-String/Phix/literals-string-4.phix

string s = "food"
    s[2..3] = 'e'       -- s is now "feed" (replace all)
    s[2..2] = "east"    -- s is now "feasted" (replace substring)
    s[2..5] = ""        -- s is now "fed"