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Unlike die(), croak() provides the file name and line number of the function that invoked the function that invoked croak(). This is more useful for application code that invokes library code; in this case, croak() and carp() also will reveal the file name and line number of the application code rather than the library code.
Exceptions
EXP30:EX0: The -t function should not be used for determining if input is interactive, but it is perfectly valid to determine if output is interactive. So it may be used on *STDOUT or *STDERR.
Risk Assessment
Using deprecated or obsolete classes or methods in program code can lead to erroneous behavior.
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