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execstr


Execute Nelson code in strings.


Syntax


execstr(str)
execstr(str, 'nocatch')
bSuccess = execstr(str, 'errcatch')

Input argument


str

a string: Nelson instruction to execute

Output argument


bSuccess

a logical: true or false if command fails

Description


execstr executes Nelson instructions given in a string.

execstr(str, 'nocatch') is equivalent to execstr(str)

execstr can be used as alternative to try ... catch ... end block.

Examples


execstr('b = ''hello''; disp(b);')

This example will fail and returns an error message.

execstr('b = yyyy')

This example will fail and returns an error message.

execstr('b = yyyy', 'nocatch')

This example will not fail and return false.

r = execstr('b = yyyy', 'errcatch')

See also


run.

History


Version Description
1.0.0 initial version

Author


Allan CORNET

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