mirror of https://github.com/jkjoy/sunpeiwen.git
26 lines
689 B
JavaScript
26 lines
689 B
JavaScript
// 20.2.2.17 Math.hypot([value1[, value2[, … ]]])
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var $export = require('./_export');
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var abs = Math.abs;
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$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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var i = 0;
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var aLen = arguments.length;
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var larg = 0;
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var arg, div;
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while (i < aLen) {
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arg = abs(arguments[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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});
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