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docs: 仓库链接指向本镜像仓库
2026-11-13 09:25:58 +08:00

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'use strict';
var ToPrimitive = require('./ToPrimitive');
var callBound = require('call-bound');
var $replace = callBound('String.prototype.replace');
var safeRegexTester = require('safe-regex-test');
var isNonDecimal = safeRegexTester(/^0[ob]|^[+-]0x/);
var $Number = Number;
// http://262.ecma-international.org/5.1/#sec-9.3
module.exports = function ToNumber(value) {
var prim = ToPrimitive(value, $Number);
if (typeof prim !== 'string') {
return $Number(prim);
}
var trimmed = $replace(
prim,
// eslint-disable-next-line no-control-regex
/^[ \t\x0b\f\xa0\ufeff\n\r\u2028\u2029\u1680\u180e\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u202f\u205f\u3000\u0085]+|[ \t\x0b\f\xa0\ufeff\n\r\u2028\u2029\u1680\u180e\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u202f\u205f\u3000\u0085]+$/g,
''
);
if (isNonDecimal(trimmed)) {
return NaN;
}
return +trimmed;
};