UNPKG
lenye_base
Version:
latest (0.0.115)
0.0.115
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基础方法
lenye_base
/
es
/
count_occurrences.js
9 lines
(7 loc)
•
193 B
JavaScript
View Raw
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/** * Counts the occurrences of a value in an array. */
var
countOccurrences
= (
arr, val
) => {
return
arr.
reduce
(
(
a, v
) =>
v === val ? a +
1
: a,
0
); };
export
default
countOccurrences;