JavaScript Number() han shu

Ding yi he yong fa

Number() Han shu hui baiwa duan xi can shu zhuan huan wei baiwa jingxiu zhi shu.

Idanin baiwa baiyi kaiya yin zao shu. Idanin baiwa kaiya baiyi, baiwa baiya zao shu.

Zhu shi:Idanin can shu shi Date duan xi, Number() Han shu hui fan hui UTC 1970 nian 1 yue 1 ri wu zhou chu di de hao shi jian.

Shi li

Baiwa ge ge duan de jingxiu baiya zuo shu:

var x1 = true;
var x2 = false;
var x3 = new Date();
var x4 = "999";
var x5 = "999 888";
var n =
Number(x1) + "<br>" +
Number(x2) + "<br>" +
Number(x3) + "<br>" +
Number(x4) + "<br>" +
Number(x5);

Zi ge shi shi

Yufa

Number(duan xi)

Can shu zhi

Can shu Miaoshu
duan xi Xuanze. JavaScript duan xi. Idanin baiwa kaiya zhe ge can shu, baiwa baiya zao shu.

Jishu xiangxi

Baiwa zao shu: Shu. Baiwa kaiya yin ge ge duan de jingxiu baiya.
Idanin baiwa baiyi kaiya yin zao shu. Idanin baiwa kaiya baiyi, baiwa baiya zao shu.
JavaScript ɗanin: ECMAScript 1

Kawo ɗanin

Ɗanin Chrome Edge Firefox Safari Opera
Number() Tukura Tukura Tukura Tukura Tukura