Erlang中常用的类型转换[转]

例子

结果

atom_to_list(hello).

"hello"

list_to_atom("hello").

hello

binary_to_list(<<"hello">>).

"hello"

binary_to_list(<<104,101,108,108,111>>).

"hello"

list_to_binary("hello").

<<104,101,108,108,111>>

float_to_list(7.0).

"7.00000000000000000000e+00"

list_to_float("7.000e+00").

7.0

integer_to_list(77).

"77"

list_to_integer("77").

77

tuple_to_list({a,b,c}).

[a,b,c]

list_to_tuple([a,b,c]).

{a,b,c}

term_to_binary({a,b,c}).

<<131,104,3,100,0,1,97,100,0,1,98,100,0,1,99>>

binary_to_term(<<131,104,3,100,0,1,97, 100,0,1,98,100,0,1,99>>).

{a,b,c}