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rowild/js-array__better-handling-of-contain.js

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Last active February 15, 2017 11:01
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better contains
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js-array__better-handling-of-contain.js
var ALEX = ['foo', 'bar'];
//n00bs write:
if (ALEX.indexOf('foo') > -1) {
//ALEX contains foo
}
//pros write:
if (~ALEX.indexOf('foo')) {
//ALEX contains foo
}
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