$(‘#sel‘).on(‘input propertychange‘,function(){
var item_number = $(‘#sel‘).val();
console.log(item_number);
if(item_number){
$("#space_ul li").each(function (index,element ) {
console.log($(this).text());
if($(this).text().indexOf(item_number) != -1){
$(this).show();
}else {
$(this).hide();
}
})
}else {
$("#space_ul li").show();
}
})
原文:https://www.cnblogs.com/xinxiaxue/p/12032647.html