data type casting to numbers with intval() or doubleval()
- From: "imago" <imago(at)imago3d(dot)com>
- To: <pgsql-php(at)postgresql(dot)org>
- Cc: "Wesley Leonard" <marshall(at)pacdemon(dot)org>
- Subject: data type casting to numbers with intval() or doubleval()
- Date: Thu, 26 Apr 2001 11:30:04 -0400
- Message-id: <09fd01c0ce65$ccd14760$e875f718@imago> <text/plain>
I am having a problem with the intval() function
I am using it to take string data and extract the number it would
represent if only numeric.
$my_integer = intval($my_string)
when the sting is numbers followed by letters -
$my_string = 4444mmm
$my_integer = 4444
it works as expected
but when letters are followed by numbers
$my_string = mmm4444
$my_integer = 0
Same problem with doubleval()
What am I missing???? how do I drop the non-numeric parts of a
string?
imago
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