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ColdFusion select option 用法,看看哪种适合你的

来源:互联网 作者:佚名 时间:2015-08-10 06:52
1. cfscript Function setSelected(val1, val2){ if (val1 EQ val2) { Return 'selected="selected"'; } else { Return ''; } } /cfscript select id = "grade" name = "grade" option value = "A" # setSelected ( 'A' , form . grade )# A /option option
1.
<cfscript>

Function setSelected(val1, val2){
    if (val1 EQ val2)
    {
        Return 'selected="selected"';
    }
    else
    {
        Return '';
    }
}
</cfscript>
<selectid="grade"name="grade">
 
<optionvalue="A" #setSelected('A', form.grade)#>A</option>
 
<optionvalue="B" #setSelected('B', form.grade)#>B</option>
 
<optionvalue="C" #setSelected('C', form.grade)#>C</option>
 
<optionvalue="D" #setSelected('D', form.grade)#>D</option>
 
<optionvalue="F" #setSelected('F', form.grade)#>F</option>
</select>


2.
<selectid="grade"name="grade">
  <option value="A"
<cfifform.grade='A'> selected="selected"</cfif>>A</option>
  <option value="B"
<cfifform.grade='B'> selected="selected"</cfif>>B</option>
  <option value="C"
<cfifform.grade='C'> selected="selected"</cfif>>C</option>
  <option value="D"
<cfifform.grade='D'> selected="selected"</cfif>>D</option>
  <option value="F"
<cfifform.grade='F'> selected="selected"</cfif>>F</option>
</select>
3.
<cfqueryname="getGrades"datasource="#application.dsn#">
  select gradeLetter from Grades
</cfquery>

<cfselect
 
name="grade"
 
query="getGrades"
 
display="gradeLetter"
 
value="gradeLetter"
 
selected="#form.grade#"/>
4.
<cfparamname="form.grade"default="C">
<cfsetmydata=[{grade="A",value="A"},{grade="B",value="B"},{grade="C",value="C"},{grade="D",value="D"},{grade="F",value="F"}]>
<cfoutput>
<selectid="grade"name="grade">
   
<cflooparray="#mydata#"index="i">
        <option value="#i['value']#"
<cfifform.gradeEQi['grade']> selected="selected"</cfif>>#i['value']#</option>
   
</cfloop>
</select>
</cfoutput>

5.
<cfsavecontentvariable="GradeOptions">
A:A
B:B
C:C
D:D
F:F
</cfsavecontent>

<selectid="grade"name="grade">
   
<cfloopindex="CurOpt"list="#trim(GradeOptions)#"delimiters="#Chr(10)#">
        <option value="#ListFirst(CurOpt,':')#"
<cfifform.gradeEQListFirst(CurOpt,':')> selected="selected"</cfif>>#ListRest(CurOpt,':')#</option>
   
</cfloop>
</select>
6.
<cfsavecontentvariable="GradeOptions">
A
B
C
D
F
</cfsavecontent>

<selectid="grade"name="grade">
   
<cfloopindex="CurOpt"list="#trim(GradeOptions)#"delimiters="#Chr(10)#">
        <option
<cfifform.gradeEQCurOpt> selected="selected"</cfif>>#CurOpt#</option>
   
</cfloop>
</select>

7.
<cfparamname="form.grade"default="A">
<cfoutput>
<selectid="grade"name="grade">
<cfloopindex="code"from="65"to="90">
    <option value="#Chr(code)#"
<cfifform.gradeEQChr(code)> selected="selected"</cfif>>#Chr(code)#</option>
</cfloop>
</select>
</cfoutput>
8.
<cfsetGradeOptions=Grades.readAvailable()/>

<selectid="grade"name="grade">
   
<cfloopquery="GradeOptions">
        <option value="#GradeCode#"
               
<cfifForm.GradeEQGradeCode>selected="selected</cfif>
                >#GradeCode# - #GradeDesc#
</option>
   
</cfloop>
</select>
9.
<selectid="grade"name="grade">
      <option value="A"
<cfifform.gradeEQ"A"> selected </cfif> >A</option>
      <option value="B"
<cfifform.gradeEQ"B"> selected </cfif> >B</option>
      <option value="C"
<cfifform.gradeEQ"C"> selected </cfif> >C</option>
      <option value="D"
<cfifform.gradeEQ"D"> selected </cfif> >D</option>
      <option value="F"
<cfifform.gradeEQ"F"> selected </cfif> >F</option>
   
</select>
10.
<scripttype="text/javascript">                                         
  jQuery
(document).ready(function(){
     $
("#grade option[value='<CFOUTPUT>#FORM.Grade#</CFOUTPUT>']")
     
.attr('selected','selected');
 
});
</script>

<selectid="grade"name="grade">
 
<optionvalue="A">A</option>
 
<optionvalue="B">B</option>
 
<optionvalue="C">C</option>
 
<optionvalue="D">D</option>
 
<optionvalue="F">F</option>
</select>
参考:http://stackoverflow.com/questions/756410/coldfusion-auto-select-option
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