Home > widget-integration > FilterValidationHelper > isValidLength
FilterValidationHelper.isValidLength() method
Validates if a string length is within acceptable bounds.
Checks if string length falls between minimum and maximum values (inclusive).
Signature:
isValidLength(value: string, minLength?: number, maxLength?: number): boolean;
Parameters
|
Parameter |
Type |
Description |
|---|---|---|
|
value |
string |
The string to validate |
|
minLength |
number |
(Optional) Minimum allowed length (inclusive). Default: 0 |
|
maxLength |
number |
(Optional) Maximum allowed length (inclusive). Default: Infinity |
Returns:
boolean
true if the length is within bounds [minLength, maxLength], false otherwise
Example
Validate search term length:
if (!this.validationHelper.isValidLength(searchTerm, 2, 100)) {
this.showError('Search term must be 2-100 characters');
return;
}