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Arco Design React UI Library.
arco.design
arco-design/arco-design
@arco-design/web-react
/
es
/
_util
/
hooks
/
useIsFirstRender.js
9 lines
(8 loc)
•
223 B
JavaScript
View Raw
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import
{ useRef, useEffect }
from
'react'
;
export
default
function
useIsFirstRender
(
) {
var
isFirst =
useRef
(
true
);
useEffect
(
function
(
) { isFirst.
current
=
false
; }, []);
return
isFirst.
current
; }