onError src code example

Example 1: img onerror

<img src="invalid_link"
     onerror="this.onerror=null;this.src='https://placeimg.com/200/300/animals';"
>

Example 2: onerror this.src

<img src="logo1.jpg" onerror="this.src='error.jpg';" class="posting-logo-img">