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rohozhnikoff/findInArray.js

Last active August 29, 2015 14:07
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simle and fast finder in js-array
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findInArray.js
function findInArray(array, callback) {
for (var i = 0, element = array[i], length = array.length; i < length; i++) {
if (callback.apply(callback, [element, i, array])) return element;
}
}
@mzabriskie
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Bit of an issue with this implementation. The element is only assigned once when the loop initializes. Try assigning element as follows:

for (var i = 0, element = null, length = array.length; i < length, element = array[i]; i++) {}

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