: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
const labels = document.getElementsByClassName( 'advads-ad-positioning-position-wrapper' ),
options = document.getElementsByClassName( 'advads-ad-positioning-position-option' ),
marginLeftInput = document.getElementById( 'advads-ad-positioning-spacing-left' ),
marginRightInput = document.getElementById( 'advads-ad-positioning-spacing-right' );
for ( const option of options ) {
option.addEventListener( 'change', event => {
for ( let label of labels ) {
label.classList.remove( 'is-checked' );
option.parentElement.classList.add( 'is-checked' );
const position = event.target.value.split( '_' );
marginLeftInput.readOnly = position[0] === 'center';
marginRightInput.readOnly = position[0] === 'center';