| Contents > CFML Reference > ColdFusion Tags > cfabort |
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Stops the processing of a ColdFusion page at the tag location. ColdFusion returns everything that was processed before the tag. The tag is often used with conditional logic to stop processing a page when a condition occurs.
<cfabort showError = "error_message">
cfbreak, cfexecute, cfexit, cfif, cflocation, cfloop, cfswitch, cfthrow, cftry
Attribute |
Req/Opt |
Default |
Description |
|---|---|---|---|
showError |
Optional |
|
Error to display, in a standard ColdFusion error page, when tag executes. |
When you use the cfabort and cferror tags together, the cfabort tag halts processing immediately; the cferror tag redirects output to a specified page.
If this tag does not contain a showError attribute value, processing stops when the tag is reached and ColdFusion returns the page contents up to the line that contains the cfabort tag.
When you use this tag with the showError attribute, but do not define an error page using cferror, page processing stops when the cfabort tag is reached. The message in showError displays to the client.
When you use this tag with the showError attribute and an error page using cferror, ColdFusion redirects output to the error page specified in the cferror tag.
<!--- this example shows the use ofcfabortto stop processing. In the second example, where cfabort is used, the result never displays ---> <h3>Example A: Let the instruction complete itself</h3> <!--- first, set a variable ---> <cfset myVariable = 3> <!--- now, perform a loop that increments this value ---> <cfloop from = "1" to = "4" index = "Counter"> <cfset myVariable = myVariable + 1> </cfloop> <cfoutput> <p> The value of myVariable after incrementing through the loop #Counter# times is:
#myVariable# </cfoutput> <h3>Example B: Use cfabort to halt the instruction</h3> <!--- reset the variable and show the use of cfabort ---> <cfset myVariable = 3> <!--- now, perform a loop that increments this value ---> <cfloop from = "1" to = "4" index = "Counter"> <!--- on the second time through the loop, cfabort ---> <cfif Counter is 2> <cfabort> <!--- processing is stopped, and subsequent operations are not carried out ---> <cfelse> <cfset myVariable = myVariable + 1> </cfif> </cfloop> <cfoutput> <p> The value of myVariable after incrementing through the loop
#counter# times is: #myVariable# </cfoutput>
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| Contents > CFML Reference > ColdFusion Tags > cfabort |
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lbryngel said on Feb 23, 2004 at 1:43 PM : fifthtime said on May 11, 2004 at 9:39 AM : KIRAGANJEFF SAID ON SEP 27, 2004 AT 8:47 AM : HERAKLES_UK1 SAID ON OCT 19, 2004 AT 1:43 AM :