//input只能输入正整数,直接在input标签写的
onkeyup="this.value=this.value.replace(/\D/g,'')" onafterpaste="this.value=this.value.replace(/\D/g,'')"
//input只能输入数字
let numm = this.params.readjust_price;
let myreg = /^([0-9]{1,}[.][0-9]*)$/;
let myreg2 = /^([0-9]{1,})$/;
if(!myreg.test(numm) && !myreg2.test(numm)){
this.params.readjust_price = '';
this.$layer.msg('请输入数字');
}
Regular determination of the input digital
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Origin blog.csdn.net/lifangfang0607/article/details/100539623
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