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calc/help/strerror
2017-05-21 15:38:25 -07:00

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NAME
strerror - returns a string describing an error value
SYNOPSIS
strerror(x)
TYPES
x error-value or non-negative integer
return string or error-value
DESCRIPTION
If x is an error-value, strerror(x) returns a string describing that value.
If x is an integer within the ranges for system, builtin, and user
defined error codes, the string describing error(x) is returned.
For integers outside these ranges, an "index out of range for
strerror" error is returned.
EXAMPLE
> strerror(7)
"Bad argument for unary -"
> x = 3 * ("a" + "b")
> print strerror(x)
Bad arguments for +
LIMITS
none
LIBRARY
none
SEE ALSO
error, iserror, errno