any $_POST data is actually string data. Use these functions from a class of
mine I plan on making public when I have it thoroughly tested.
function isString( $var_name, $var ) {
/*Nothing else I can do in this case.. I don't think any other data type
can have a length of zero.
First, thanks to all who offered suggestions with my "simple ereg
question". I have been unable to get anything to work "properly" in
spite of many good suggestions. The problem I want to solve is to
ensure that input fields have either an integer number or are blank
before the program procee
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