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编辑当前文件:/home/freeclou/app.optimyar.com/backend/node_modules/rxjs/src/internal/util/isNumeric.ts
import { isArray } from './isArray'; export function isNumeric(val: any): val is number | string { // 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(val) && (val - parseFloat(val) + 1) >= 0; }