鼠标聚焦事件onfocus

标签中写onfocus

例子

 function wa(){
       var a=$("#theTotalNumberOfInspectionStaff").val();
       var b=$("#highGrade").val();
       var c=b/a
       var e=c*100
       var d = e.toFixed(2);
       $("#highGradeScale").val(d);
       
       }

 <input type="text" class="form-control " name="highGradeScale" id="highGradeScale"  title="高级专业技术职称占比"  onfocus="wa()" />