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isIpv4

Definition:

js

/**
 * Determine whether the input string is a valid Ipv4 address
 * @param str - String to be tested
 * @returns Return a boolean value, where true indicates it is a valid Ipv4 address, and false indicates it is not
*/

Demo

Is this a valid Id card number?

Usage Example

ts

import { onMounted, ref } from 'vue'
import { isIpv4 } from 'utils-snap-fn'

const ifIpv4 = ref()

const inputVal = ref('10.121.217.150')

function reset() {
  ifIpv4.value = isIpv4(inputVal.value)
}

onMounted(() => {
  reset()
})