eval
Evaluate Nelson code in string.
Syntax
eval(str)
eval(str, catch_str)
[r1, ... rn] = eval(str)
[r1, ... rn] = eval(str, catch_str)
Input argument
str - a string: Nelson instruction to execute
catch_str - a string: Nelson instruction to execute if an error is detected.
Output argument
[r1, ... rn] - results: output variables
Description
eval executes Nelson instructions given in a string.
Please use try catch end block instead than eval, if you need to capture an error message for higher performance.
Examples
eval('B=4')
This example will fail and returns an error message.
C = eval('B=4')
D = eval(4)
This example will not fail and return false.
eval('error(''blabla'')', 'l = lasterror(); disp([''lasterror message: '', l.message])')
See also
History
Version
Description
1.0.0
initial version
Author
Allan CORNET
Last updated
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