'use strict';var arr = ['1', '2', '3'];var r;r = arr.map(parseInt);alert('[' + r[0] + ', ' + r[1] + ', ' + r[2] + ']');這結(jié)果居然是[1, NaN, NaN]；求解！
用map把字符串變成整數(shù)的坑
幕布斯6054654
2018-09-04 15:22:51