{"css":"","js":"","html":"<!DOCTYPE html>\n<html>\n    <head>\n        <meta charset=utf-8>\n    </head>\n    <body>\n    \t<input id=\"input\" type=\"text\" />\n        <span id=\"span\"></span>\n\n       <script type=\"text/javascript\">\n    // 补全代码\n    var id_input = document.querySelector('#input')\n    var id_span = document.querySelector('#span')\n    id_input.onchange = function(){\n        id_span.innerText = this.value\n    }\n</script>\n    </body>\n</html>","libs":[]}