ColdFusion select option 用法，看看哪种适合你的

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1.

Function setSelected(val1, val2){
    if (val1 EQ val2)
    {
        Return 'selected="selected"';
    } 
    else 
    {
        Return '';
    }
}

id="grade"name="grade">
  value="A" #setSelected('A', form.grade)#>A
  value="B" #setSelected('B', form.grade)#>B 
  value="C" #setSelected('C', form.grade)#>C 
  value="D" #setSelected('D', form.grade)#>D 
  value="F" #setSelected('F', form.grade)#>F



2.

id="grade"name="grade">
  form.grade='A'> selected="selected">A
  form.grade='B'> selected="selected">B 
  form.grade='C'> selected="selected">C 
  form.grade='D'> selected="selected">D 
  form.grade='F'> selected="selected">F

3.

name="getGrades"datasource="#application.dsn#">
  select gradeLetter from Grades



  name="grade"
  query="getGrades"
  display="gradeLetter"
  value="gradeLetter"
  selected="#form.grade#"/>
4.

name="form.grade"default="C">
mydata=[{grade="A",value="A"},{grade="B",value="B"},{grade="C",value="C"},{grade="D",value="D"},{grade="F",value="F"}]>

id="grade"name="grade">
    array="#mydata#"index="i">
        form.gradeEQi['grade']> selected="selected">#i['value']#
    

5.

variable="GradeOptions">
A:A
B:B
C:C
D:D
F:F


id="grade"name="grade">
    index="CurOpt"list="#trim(GradeOptions)#"delimiters="#Chr(10)#">
        form.gradeEQListFirst(CurOpt,':')> selected="selected">#ListRest(CurOpt,':')#
    

6.

variable="GradeOptions">
A
B
C
D
F


id="grade"name="grade">
    index="CurOpt"list="#trim(GradeOptions)#"delimiters="#Chr(10)#">
        form.gradeEQCurOpt> selected="selected">#CurOpt#
    

7.

name="form.grade"default="A">

id="grade"name="grade">
index="code"from="65"to="90">
    form.gradeEQChr(code)> selected="selected">#Chr(code)#



8.

GradeOptions=Grades.readAvailable()/>

id="grade"name="grade">
    query="GradeOptions">
        Form.GradeEQGradeCode>selected="selected
                >#GradeCode# - #GradeDesc#
    

9.

id="grade"name="grade">
      form.gradeEQ"A"> selected  >A
      form.gradeEQ"B"> selected  >B 
      form.gradeEQ"C"> selected  >C 
      form.gradeEQ"D"> selected  >D 
      form.gradeEQ"F"> selected  >F
   
10.

type="text/javascript">                                         
  jQuery(document).ready(function(){
     $("#grade option[value='#FORM.Grade#']")
      .attr('selected','selected');
  });


id="grade"name="grade">
  value="A">A
  value="B">B 
  value="C">C 
  value="D">D 
  value="F">F