Validate an Exact Match with Regex

validate an exact match with Regex JQuery

/** Declaration */
const digitValue = this.$identitynumber.val() as string;
const digitRegex = new RegExp('^[0-9]*$');
const validDigit = digitRegex.test(digitValue);

/** Usage */
if (validDigit) { true => match } else { no match };

JavaScript

get value JQuery element get the length of the value of element

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