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5.1.30 ERROR
Syntax:
ERROR ( string_expression )
Type:
- none
Purpose:
- Immediately interrupts the current computation, returns to the
top-level, and displays the argument
string_expression as error
message.
Note:
- This should be used as an emergency, resp. failure, exit within procedures.
Example:
| int i=1;
proc myError() {ERROR("Need to leave now");i=2;}
myError();
==> ? Need to leave now
==> ? leaving ::myError (0)
i;
==> 1
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