local str = "gabriel = 1.73, derp = 1.80,"
local size = string.match(str, 'gabriel = (.-),')
print(str)
str = string.gsub(str, 'gabriel = '..size..',', 'gabriel = 1.75,')
print(str)
bG9jYWwgc3RyID0gImdhYnJpZWwgPSAxLjczLCBkZXJwID0gMS44MCwiCmxvY2FsIHNpemUgPSBzdHJpbmcubWF0Y2goc3RyLCAnZ2FicmllbCA9ICguLSksJykKcHJpbnQoc3RyKQpzdHIgPSBzdHJpbmcuZ3N1YihzdHIsICdnYWJyaWVsID0gJy4uc2l6ZS4uJywnLCAnZ2FicmllbCA9IDEuNzUsJykKcHJpbnQoc3RyKQ==