Roberto Perez wrote: > > On further testing, this is what is happening: the two characters > included in the regex below, the forward slash "/" and the dot "." do > not get stripped: > > #rereplace(FORM.GPA, '[^0-9/.]', '', 'all')# > > So my questions are: > 1- Does the forward slash perform a specific function, so that it has > to stay in the regex?
No. I think its presence is an error and it should be a backslash. > 2- If the user enters a dot with no numbers, e.g., "na.", the letters > get stripped (which is good) but the dot does not, and it creates an > error similar to the one quoted above. Any way of detecting such > instances of dots with no numbers? IsNumeric() on the result of the replace operation. > 3- The MM document at > (http://livedocs.macromedia.com/coldfusion/6/Developing_ColdFusion_MX_Applications_with_CFML/regexp3.htm#1117230)says > > the carat at the beginning of the regex makes it match only > characters that appear at the beginning of the string. But in my > tests, alphanumeric characters in any position get stripped. Am I > reading the MM document properly? No. A ^ only matches the beginning of a string if it is the first character in the regular expression. If it occurs in any other position it is the NOT operator. Jochem ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Message: http://www.houseoffusion.com/lists.cfm/link=i:4:232843 Archives: http://www.houseoffusion.com/cf_lists/threads.cfm/4 Subscription: http://www.houseoffusion.com/lists.cfm/link=s:4 Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.4 Donations & Support: http://www.houseoffusion.com/tiny.cfm/54
