模态 // 获取模态窗口 var modal = document.getElementById( 'myModal' ); // 获取图片模态框，alt 属性作为图片弹出中文本描述 var img = document.getElementById( 'myImg' ); var modalImg = document.getElementById( "img01" ); var captionText = document.getElementById( "caption" ); img.onclick = function (){ modal.style.display = "block" ; modalImg.src = this.src; modalImg.alt = this.alt; captionText.innerHTML = this.alt; } // Get the span element that closes the modal var span = document.getElementsByClassName( "close" ) ; // When the user clicks on span (x), close the modal span.onclick = function () { modal.style.display = "none" ; }
