09-25-2017
Thanks guys for your contributions.
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M (2 Replies)
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hi,
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LEARN ABOUT LINUX
erl_internal
erl_internal(3erl) Erlang Module Definition erl_internal(3erl)
NAME
erl_internal - Internal Erlang Definitions
DESCRIPTION
This module defines Erlang BIFs, guard tests and operators. This module is only of interest to programmers who manipulate Erlang code.
EXPORTS
bif(Name, Arity) -> bool()
Types Name = atom()
Arity = integer()
Returns true if Name/Arity is an Erlang BIF which is automatically recognized by the compiler, otherwise false .
guard_bif(Name, Arity) -> bool()
Types Name = atom()
Arity = integer()
Returns true if Name/Arity is an Erlang BIF which is allowed in guards, otherwise false .
type_test(Name, Arity) -> bool()
Types Name = atom()
Arity = integer()
Returns true if Name/Arity is a valid Erlang type test, otherwise false .
arith_op(OpName, Arity) -> bool()
Types OpName = atom()
Arity = integer()
Returns true if OpName/Arity is an arithmetic operator, otherwise false .
bool_op(OpName, Arity) -> bool()
Types OpName = atom()
Arity = integer()
Returns true if OpName/Arity is a Boolean operator, otherwise false .
comp_op(OpName, Arity) -> bool()
Types OpName = atom()
Arity = integer()
Returns true if OpName/Arity is a comparison operator, otherwise false .
list_op(OpName, Arity) -> bool()
Types OpName = atom()
Arity = integer()
Returns true if OpName/Arity is a list operator, otherwise false .
send_op(OpName, Arity) -> bool()
Types OpName = atom()
Arity = integer()
Returns true if OpName/Arity is a send operator, otherwise false .
op_type(OpName, Arity) -> Type
Types OpName = atom()
Arity = integer()
Type = arith | bool | comp | list | send
Returns the Type of operator that OpName/Arity belongs to, or generates a function_clause error if it is not an operator at all.
Ericsson AB stdlib 1.17.3 erl_internal(3erl)