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July 20, 2016 09:36
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🐒 Chainable forEach monkey patch !
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| (function(oldForEach) { | |
| Array.prototype.forEach = function() { | |
| oldForEach.apply(this, arguments); | |
| return this; | |
| }; | |
| }(Array.prototype.forEach)); | |
| [1, 2, 3] | |
| .forEach(item => console.log(1, item)) | |
| .forEach(item => console.log(2, item)) | |
| // 1 1 | |
| // 1 2 | |
| // 1 3 | |
| // 2 1 | |
| // 2 2 | |
| // 2 3 |
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