work.suroh.tk/node_modules/rxjs/util/isNumeric.js

12 lines
501 B
JavaScript

"use strict";
var isArray_1 = require('../util/isArray');
function isNumeric(val) {
// parseFloat NaNs numeric-cast false positives (null|true|false|"")
// ...but misinterprets leading-number strings, particularly hex literals ("0x...")
// subtraction forces infinities to NaN
// adding 1 corrects loss of precision from parseFloat (#15100)
return !isArray_1.isArray(val) && (val - parseFloat(val) + 1) >= 0;
}
exports.isNumeric = isNumeric;
;
//# sourceMappingURL=isNumeric.js.map