// Check if primaryEmail and secondaryEmail are same
    if (primaryEmail === secondaryEmail && primaryEmail !== '' && secondaryEmail !== '') {
      errors.primaryEmail = 'Primary and Secondary email cannot be the same';
      errors.secondaryEmail = 'Primary and Secondary email cannot be the same';
    }

  // Check if primaryMobileNumber and secondaryMobileNumber are same
    if (primaryMobileNumber === secondaryMobileNumber && primaryMobileNumber !== '' && secondaryMobileNumber !== '') {
      errors.primaryMobileNumber = 'Primary and Secondary mobile number cannot be the same';
      errors.secondaryMobileNumber = 'Primary and Secondary mobile number cannot be the same';
    }

<div className="col-md-6">
              <label htmlFor="email" className="form-label w-100 email-label">
                Primary Email*
              </label>
              
// primary email

<input
                type="email"
                className={`form-control email-input ${formErrors.primaryEmail ? 'input-error' : ''}`}
                id="email"
                placeholder="abc@babc.com"
                defaultValue={userData.primaryEmail}
                onChange={(e) => setPrimaryEmail(e.target.value)}
                {...register('primaryEmail', {
                  required: true,
                })}
              />
              {
                primaryEmail === secondaryEmail
                && primaryEmail !== ''
                && secondaryEmail !== ''
                  && (
                  <div className="error-message">
                    {formErrors.primaryEmail}
                  </div>
                  )
              }
            </div>

 // secondary email

<input
                    type="email"
                    className={`form-control secondary-email-input ${formErrors.secondaryEmail ? 'input-error' : ''}`}
                    id="secondary-email"
                    placeholder="secondary@abc.com"
                    defaultValue={userData.secondaryEmail}
                    // onchange
                    onChange={(e) => setSecondaryEmail(e.target.value)}
                    // register
                    {...register('secondaryEmail', {
                      required: true,
                    })}
                  />
                  {formErrors.secondaryEmail && <div className="error-message mt-1">{formErrors.secondaryEmail}</div>}


// primary mobile number

<input
                  type="text"
                  className={`form-control mobile-input ${formErrors.primaryMobileNumber ? 'input-error' : ''}`}
                  id="mobile"
                  placeholder="XXXXXXXXXXXXXX"
                  defaultValue={userData.primaryMobileNumber}
                  onInput={(e) => {
                    const input = e.target as HTMLInputElement;
                    input.value = input.value.slice(0, 15).replace(/[^0-9 ]/g, ''); // Limit the input to 15 characters and Allow only digits and spaces
                    setPrimaryMobileNumber(input.value);
                  }}
                  {...register('primaryMobileNumber', {
                    required: true,
                  })}
                />


// secondary mobile number

                    <input
                      type="text"
                      className={`form-control secondary-mobile-input ${formErrors.secondaryMobileNumber ? 'input-error' : ''}`}
                      id="secondary-mobile"
                      placeholder="XXXXXXXXXXX"
                      defaultValue={userData.secondaryMobileNumber}
                      onInput={(e) => {
                        const input = e.target as HTMLInputElement;
                        const value = input.value.slice(0, 15).replace(/[^0-9 ]/g, ''); // Limit the input to 15 characters and Allow only digits and spaces
                        input.value = value;
                        setSecondaryMobileNumber(value);
                      }}
                      {...register('secondaryMobileNumber', {
                        required: true,
                      })}
                    />
                    {/* {
                      primaryMobileNumber === secondaryMobileNumber
                      && primaryMobileNumber !== ''
                      && secondaryMobileNumber !== ''
                        && (
                        <div className="error-message mt-1">
                          {formErrors.primaryMobileNumber}
                        </div>
                        )
                    } */}
                  </div>
                  {
                      formErrors.secondaryMobileNumber
                      && (
                      <div
                        className="error-message mt-1"
                      >
                        {formErrors.secondaryMobileNumber}
                      </div>
                      )
                    }