TONUMBER

converts value to number; unparseable text returns default when given, else #VALUE! · a deepcalc original · no excel equivalent · no sheets equivalent

signature

TONUMBER(text, [default_value])

returns: number

argumentrequired
text required
default_value optional · defaults to 0

examples

formula and result, taken from the engine's own test suite — every result below is asserted in CI, not written by hand.

fx =TONUMBER("123.45") 123.45
A
1 10
fx =TONUMBER(A1, 0) 10

errors

error values observed from the engine — each with a call that produces it.

errorproduced by
#VALUE! =TONUMBER("alpha")

related

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