compare-arrays.js 553 B

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  1. import toInt from './to-int';
  2. // compare two arrays, return the number of differences
  3. export default function compareArrays(array1, array2, dontConvert) {
  4. var len = Math.min(array1.length, array2.length),
  5. lengthDiff = Math.abs(array1.length - array2.length),
  6. diffs = 0,
  7. i;
  8. for (i = 0; i < len; i++) {
  9. if (
  10. (dontConvert && array1[i] !== array2[i]) ||
  11. (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))
  12. ) {
  13. diffs++;
  14. }
  15. }
  16. return diffs + lengthDiff;
  17. }