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< docs >
-- -
order : 3
title :
zh - CN : 高精度小数
en - US : High precision decimals
-- -
# # zh - CN
通过 ` stringMode ` 开启高精度小数支持 ， ` change ` 事件将返回 string 类型 。
对于旧版浏览器 ， 你需要 BigInt polyfill 。
# # en - US
Use ` stringMode ` to support high precision decimals support .
` change ` will return string value instead . You need polyfill of BigInt if browser not support .
< / docs >
< template >
< a -input -number
v -model :value ="value"
style = "width: 200px"
:min ="0"
:max ="10"
:step ="0.00000000000001"
string -mode
/ >
< / template >
< script lang = "ts" >
import { defineComponent , ref } from 'vue' ;
export default defineComponent ( {
setup ( ) {
const value = ref < string > ( '1' ) ;
return {
value ,
} ;
} ,
} ) ;
< / script >
