August 2001
Intermediate to advanced
976 pages
38h 8m
English
IsBoolean
IsBoolean(value)Returns True if the specified value can be
converted to a Boolean or False if it can’t.
Examples:
<CFOUTPUT>
-1: #IsBoolean(-1)#<BR>
0: #IsBoolean(0)#<BR>
1234: #IsBoolean(1234)#<BR>
abcdef: #IsBoolean('abcdef')#<BR>
true: #IsBoolean(true)#<BR>
false: #IsBoolean(false)#<BR>
yes: #IsBoolean('yes')#<BR>
no: #IsBoolean('no')#<BR>
as45sd-1: #IsBoolean('as45sd')#<BR>
!@$%^: #IsBoolean('!@$%^')#
</CFOUTPUT>Read now
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