@printf: significant digits in floating point representation

MatFi
Wed, 16 Oct 2019 09:54:12 +0000
General Usage

hi i want tu use @sprintf to format a number to floating point representation with a fixed amount of significant digits
how can I do that?
The function shout act the following way:

.000012340000 -> 0.000012
.123400000000 -> 0.12
1.234 -> 1.2
1234000.000 -> 1200000

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