js点击获取连接的内容

<a href=‘#‘ onmouseover="mouseover2(this);" >格栅除污机</a>
<a href=‘#‘ onmouseover="mouseover2(this);" >格栅除污机</a>
<script>
function mouseover2(o){
    setTimeout(function(){
        var value = o.innerText;
        var input = document.createElement("input");
        input.style.border=0;
        input.value=value;
        //o.replaceNode(input);
        //input.select();
        alert(input.value)
    }, 2000);
}

</script>