let html = `<p>艾迪莎测试但大家还是</p>
            <h1>你好啊</h1>
            <p>啊是多久啊合适的
                <span style="text-decoration: underline;">静安寺</span>
                大家哈圣诞节
                <span style="text-decoration: underline;">哈桑</span>
                大家爱神
            </p>
            <p>的箭哈啥
                <span style="color: #FF0000;">圣诞节</span>
                阿加莎说的话就是
                <span style="color: #FF0000;">暗杀计划</span>
                啊发哈就是<br/>
            </p>`
let arraySpan = html.match(/<span[^>]style="text-decoration: underline;">([\s\S]*?)<\/span>/g);
let arraySpan2 = html.match(/<span[^>]style="color: #FF0000;">([\s\S]*?)<\/span>/g);
console.log('arraySpan-=-=-=-=>',arraySpan)
console.log('arraySpan2-=-=-=-=>',arraySpan2)