<input
pattern="\d*"
type="tel"
onkeyup="this.value=this.value.replace(/[^\d.]/g,'');"
keyboardType="UIKeyboardTypeDecimalPad;"
v-model="value"
class="home-payment-input"
@input="checkInput"
/>
checkInput() {
this.value = this.dealInputVal(this.value);
},
dealInputVal(value) {
value = value.replace(/^0*(0\.|[1-9])/, "$1");
value = value.replace(/[^\d.]/g, ""); //清除"数字"和"."以外的字符
value = value.replace(/^\./g, ""); //验证第一个字符是数字而不是字符
value = value.replace(/\.{1,}/g, "."); //只保留第一个.清除多余的
value = value
.replace(".", "$#$")
.replace(/\./g, "")
.replace("$#$", ".");
value = value.replace(/^(-)*(\d*)\.(\d\d).*$/, "$1$2.$3"); //只能输入两个小数
value =
value.indexOf(".") > 0
? value.split(".")[0].substring(0, 10) + "." + value.split(".")[1]
: value.substring(0, 10);
if(value == ""){
this.disabled = true;
}else if(value == Number(0)){
this.disabled = true;
}else if(value == "0."){
this.disabled = true;
}else{
this.disabled = false;
}
return value;
}