let
data
=
[
{
"name"
:
"name1"
,
"email"
:
"test1"
}
,
{
"name"
:
"name2"
,
"email"
:
"test2"
}
,
{
"name"
:
"name3"
,
"email"
:
"test3"
}
,
{
"name"
:
"name4"
,
"email"
:
"test4"
}
,
{
"name"
:
"name5"
,
"email"
:
"test5"
}
]
let
subjects
=
new
Map
(
)
;
for
(
data
of
data
)
{
subjects
.
set
(
data
.
name
,
data
)
;
}
console
.
log
(
subjects
.
get
(
'name3'
)
.
email
)