Macromedia coldfusion 4.5-cfml language reference Benutzerhandbuch
Chapter 2: ColdFusion Functions
497
RemoveChars
Returns string with count characters removed from the specified starting position.
Return 0 if no characters are found.
Return 0 if no characters are found.
See also
Insert
and
Len
.
Syntax
RemoveChars(
string, start, count)
string
Any string.
start
Starting position for the search.
count
Number of characters being removed.
Examples
<!--- This example shows the use of RemoveChars --->
<HTML>
<HEAD>
<TITLE>
RemoveChars Example
</TITLE>
</HEAD>
<HTML>
<HEAD>
<TITLE>
RemoveChars Example
</TITLE>
</HEAD>
<BODY BGCOLOR=silver>
<H3>RemoveChars Example</H3>
<H3>RemoveChars Example</H3>
Returns a string with <I>count</I> characters
removed from the specified starting position. Returns 0
if no characters are found.
removed from the specified starting position. Returns 0
if no characters are found.
<CFIF IsDefined("FORM.myString")>
<CFIF Evaluate(FORM.numChars + FORM.start)
GT Len(FORM.myString)>
GT Len(FORM.myString)>
<P>Your string is only <CFOUTPUT>#Len(FORM.myString)#
</CFOUTPUT> characters long.
Please enter a longer string, select fewer characters to remove or
begin earlier in the string.
</CFOUTPUT> characters long.
Please enter a longer string, select fewer characters to remove or
begin earlier in the string.
<CFELSE>
<CFOUTPUT>
<P>Your original string: #FORM.myString#
<P>Your modified string:#RemoveChars(FORM.myString,
FORM.numChars, FORM.start)#
</CFOUTPUT>
<P>Your original string: #FORM.myString#
<P>Your modified string:#RemoveChars(FORM.myString,
FORM.numChars, FORM.start)#
</CFOUTPUT>
...