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michalbe/gist:5a4920ce840d0a669c05

Last active August 29, 2015 14:15
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gistfile1.js
String.prototype.customHash = function(x) {
x = x || 10;
var sum = 0;
for (var i = 0, l=this.length; i<l; i++) {
sum += (this.charCodeAt(i) * i);
}
return (sum%x) + 1;
}
"info@prezydent.pl".customHash(10); // gdzie argument to Twoje x ze zdania 'od 1 do x'
"michal@github.com".customHash(10);
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