Returns the length of a string or binary object.
Len(string or binary object)
Parameter |
Description |
---|---|
string |
A string or binary object |
<!--- This example shows the use of Len ---> <html> <head> <title> Len Example </title> </head> <body bgcolor = silver> <H3>Len Example</H3> <cfif IsDefined("Form.MyText")> <!--- if len is 0, then err ---> <cfif Len(FORM.myText) is not 0> <P>Your string, <cfoutput>"#FORM.myText#"</cfoutput>, has <cfoutput>#Len(FORM.myText)#</cfoutput> characters. <cfelse> <P>Please enter a string of more than 0 characters. </cfif> </cfif> <form action = "len.cfm" method = "POST"> <P>Type in some text to see the length of your string. <BR><input type = "Text" name = "MyText"> <BR><input type = "Submit" name = "Remove characters"> </FORM> </body> </html>