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The iterable toolbox
github.com/iter-tools/iter-tools
iter-tools/iter-tools
iter-tools-es
/
impls
/
array-first
/
array-first.js
5 lines
(4 loc)
•
111 B
JavaScript
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function
arrayFirst
(
array
)
{
return
array
!=
null
?
array
[
0
] : undefined; } exports.arrayFirst = arrayFirst;