RE: [PHP] PHP 4.2.2 Float->Mysql addition problem

On 03 February 2006 13:14, Andrei wrote: > Welcome, > Please note that using bc function variables will be of type string. > So a code working with numeric values like: > > $a = 1; > if( $a ) > { > ... > } > > it's ok but with bc functions: > > $a = 14.5; > $b = -14.5; > $c = bcadd( $a, $b ); > if( $c ) > { > ... > } > > will not work as expected ( if( "0" ) is interpreted like a string > that is not null and so condition is interpreted as true. Er - nope. The string "0" is explicitly equivalent to FALSE -- see http://www.php.net/manual/en/language.types.boolean.php#language.types.boolean.casting Cheers! Mike --------------------------------------------------------------------- Mike Ford, Electronic Information Services Adviser, Learning Support Services, Learning & Information Services, JG125, James Graham Building, Leeds Metropolitan University, Headingley Campus, LEEDS, LS6 3QS, United Kingdom Email: m.ford@leedsmet.ac.uk Tel: +44 113 283 2600 extn 4730 Fax: +44 113 283 3211 To view the terms under which this email is distributed, please go to http://disclaimer.leedsmet.ac.uk/email.htm