String.to_integer
You're seeing just the function
to_integer
, go back to String module for more information.
Specs
Returns an integer whose text representation is string
.
string
must be the string representation of an integer.
Otherwise, an ArgumentError
will be raised. If you want
to parse a string that may contain an ill-formatted integer,
use Integer.parse/1
.
Inlined by the compiler.
Examples
iex> String.to_integer("123")
123
Passing a string that does not represent an integer leads to an error:
String.to_integer("invalid data")
** (ArgumentError) argument error
Specs
Returns an integer whose text representation is string
in base base
.
Inlined by the compiler.
Examples
iex> String.to_integer("3FF", 16)
1023