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'use strict';
module.exports = function soundex(str) {
// discuss at: http://locutus.io/php/soundex/
// original by: Jonas Raoni Soares Silva (http://www.jsfromhell.com)
// original by: Arnout Kazemier (http://www.3rd-Eden.com)
// improved by: Jack
// improved by: Kevin van Zonneveld (http://kvz.io)
// bugfixed by: Onno Marsman (https://twitter.com/onnomarsman)
// bugfixed by: Kevin van Zonneveld (http://kvz.io)
// input by: Brett Zamir (http://brett-zamir.me)
// revised by: Rafał Kukawski (http://blog.kukawski.pl)
// example 1: soundex('Kevin')
// returns 1: 'K150'
// example 2: soundex('Ellery')
// returns 2: 'E460'
// example 3: soundex('Euler')
// returns 3: 'E460'
str = (str + '').toUpperCase();
if (!str) {
return '';
}
var sdx = [0, 0, 0, 0];
var m = {
B: 1,
F: 1,
P: 1,
V: 1,
C: 2,
G: 2,
J: 2,
K: 2,
Q: 2,
S: 2,
X: 2,
Z: 2,
D: 3,
T: 3,
L: 4,
M: 5,
N: 5,
R: 6
};
var i = 0;
var j;
var s = 0;
var c;
var p;
while ((c = str.charAt(i++)) && s < 4) {
if (j = m[c]) {
if (j !== p) {
sdx[s++] = p = j;
}
} else {
s += i === 1;
p = 0;
}
}
sdx[0] = str.charAt(0);
return sdx.join('');
};
//# sourceMappingURL=soundex.js.map
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