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jcromartie/arrayAssocIn.js

Created August 20, 2014 17:15
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arrayAssocIn.js
function arrayAssocIn(obj, keys, val) {
var m = obj;
for (var ii = 0; ii < keys.length - 1; ii++) {
var k = keys[ii];
m = m[k] = m[k] || [];
}
m[keys[keys.length - 1]] = val;
return obj;
}
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