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PHP and MySQL syntax: Difference between revisions
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→Math
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* [http://www.w3schools.com/jsref/jsref_floor.asp JavaScript floor() Method] | * [http://www.w3schools.com/jsref/jsref_floor.asp JavaScript floor() Method] | ||
* [http://office.microsoft.com/zh-tw/excel-help/HP010062455.aspx ROUND 函數 - Excel - Office.com] | * [http://office.microsoft.com/zh-tw/excel-help/HP010062455.aspx ROUND 函數 - Excel - Office.com] | ||
=== other === | |||
* a >0 OR b > 0 OR c > 0 | |||
* a+b+c > 0 | |||
== trigger to make backup of deleted data before deleting them == | == trigger to make backup of deleted data before deleting them == | ||