How can I get data from evaluating a function, say y=x^2+5 and put it in table?

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Shreen El-Sapa 2021-9-23

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https://ww2.mathworks.cn/matlabcentral/answers/1459389-how-can-i-get-data-from-evaluating-a-function-say-y-x-2-5-and-put-it-in-table

评论： the cyclist 2021-9-23

How can I get data from evaluating a function, say y=x^2+5 for x=0.1 to 0.9 for 50 points in between and put it in table?

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Answer 1

the cyclist 2021-9-23

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https://ww2.mathworks.cn/matlabcentral/answers/1459389-how-can-i-get-data-from-evaluating-a-function-say-y-x-2-5-and-put-it-in-table#answer_793694

在 MATLAB Online 中打开

  x = linspace(0.1,0.9,50);
  y = x.^2+5;
  tbl = table(y.');

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Shreen El-Sapa 2021-9-23

If I want to appears it into command window.

the cyclist 2021-9-23

在 MATLAB Online 中打开

The semicolon at the end of a line of MATLAB code suppresses the output. So just leave the semicolon off of any line you want displayed to the command window.

x = linspace(0.1,0.9,50)
x = 1×50
1000    0.1163    0.1327    0.1490    0.1653    0.1816    0.1980    0.2143    0.2306    0.2469    0.2633    0.2796    0.2959    0.3122    0.3286    0.3449    0.3612    0.3776    0.3939    0.4102    0.4265    0.4429    0.4592    0.4755    0.4918    0.5082    0.5245    0.5408    0.5571    0.5735
y = x.^2+5
y = 1×50
0100    5.0135    5.0176    5.0222    5.0273    5.0330    5.0392    5.0459    5.0532    5.0610    5.0693    5.0782    5.0876    5.0975    5.1080    5.1190    5.1305    5.1425    5.1551    5.1683    5.1819    5.1961    5.2108    5.2261    5.2419    5.2582    5.2751    5.2925    5.3104    5.3289
tbl = table(y.')
tbl = 50×1 table
Var1______

01
0135
0176
0222
0273
033
0392
0459
0532
061
0693
0782
0876
0975
108
119