26 lines
680 B
JavaScript
26 lines
680 B
JavaScript
// 20.2.2.17 Math.hypot([value1[, value2[, … ]]])
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var $export = require('./$.export')
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, abs = Math.abs;
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$export($export.S, 'Math', {
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hypot: function hypot(value1, value2){ // eslint-disable-line no-unused-vars
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var sum = 0
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, i = 0
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, $$ = arguments
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, $$len = $$.length
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, larg = 0
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, arg, div;
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while(i < $$len){
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arg = abs($$[i++]);
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if(larg < arg){
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div = larg / arg;
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sum = sum * div * div + 1;
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larg = arg;
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} else if(arg > 0){
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div = arg / larg;
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sum += div * div;
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} else sum += arg;
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}
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return larg === Infinity ? Infinity : larg * Math.sqrt(sum);
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}
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}); |