change variable storage format

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yonatan s
yonatan s 2018-1-11
评论: Stephen23 2018-1-11
i have a matrix with have all sorts of values, like 1.062e+03 or 7.5646546.
i want to change the variable storage format to nonexponential and to 2 digits after decimal, for example 1062 and 7.56, because later on i'm displaying it in a uitable.
thank you
  1 个评论
Stephen23
Stephen23 2018-1-11
编辑:Stephen23 2018-1-11
"i want to change the variable storage format to nonexponential and to 2 digits after decimal, for example 1062 and 7.56"
This makes no sense. How numbers are stored in memory is totally irrelevant to how they are displayed in something like a uitable. If both of those numbers are class double then there is absolutely no distinction between how the values 1.062e+03 or 7.5646546 are stored in memory, and absolutely no way to change that storage (short of changing the value or storing it using a different class).
Do NOT confuse how numbers are stored in memory (esp. the class) with how a number is displayed (controlled by format, fprintf, the Variable Viewer, etc).

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回答(1 个)

KSSV
KSSV 2018-1-11
Read about fprintf
  2 个评论
yonatan s
yonatan s 2018-1-11
i dont want to print it, just to change the storage format
Stephen23
Stephen23 2018-1-11
"just to change the storage format"
You can't. Numeric classes do NOT store any information on how values are displayed.

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