JavaScript array_combine function
A JavaScript equivalent of PHP’s array_combine
array/array_combine.js raw on github
function array_combine (keys, values) {
// http://kevin.vanzonneveld.net
// + original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// + improved by: Brett Zamir (http://brett-zamir.me)
// * example 1: array_combine([0,1,2], ['kevin','van','zonneveld']);
// * returns 1: {0: 'kevin', 1: 'van', 2: 'zonneveld'}
var new_array = {},
keycount = keys && keys.length,
i = 0;
// input sanitation
if (typeof keys !== 'object' || typeof values !== 'object' || // Only accept arrays or array-like objects
typeof keycount !== 'number' || typeof values.length !== 'number' || !keycount) { // Require arrays to have a count
return false;
}
// number of elements does not match
if (keycount != values.length) {
return false;
}
for (i = 0; i < keycount; i++) {
new_array[keys[i]] = values[i];
}
return new_array;
}
Example 1
This code
array_combine([0,1,2], ['kevin','van','zonneveld']);
Should return
returns
1
{0: 'kevin', 1: 'van', 2: 'zonneveld'}
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