设flag变量标识,避免聚焦时反复被触发,其他事件同理
var education = {
"0": "普高/中职",
"1": "大专",
"2": "普通本科",
"3": "985/211/双一流",
"4": "硕士",
"5": "博士"
};
var flag = true;
$("#edu").focus(function () {
if (flag) {
for (x in education) {
$('#edu').append('<option value=' + x + '>' + education[x] + '</option>');
}
flag = false;
}else{
return;
}
});
如何用jquery获取中输入的值?
$(" #test “).val()
$(” input[ name=‘test’ ] “).val()
$(” input[ type=‘text’ ] “).val()
$(” input[ type=‘text’ ]").attr(“value”)