input verifies the input length. When the input length exceeds 8 digits, you will be prompted to return the previous data
.<input type="text" v-model="data" @input="verifyData">
verifyData() {
// , , ,
if (this.data.length > 8) {
Toast("");
return this.data;
}
}, method name is inconsistent with the data name bound by v-model.
@ input= "verifyPayMoney" and the method name is verifyData , along with this.payMoney and data .
<input type="text" maxlength="9" v-model="data" @input="verifyData">
verifyData() {
if (this.data.length > 8) {
Toast('');
}
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