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PHP Functions
Function: is_int (PHP 3, PHP 4, PHP 5) is_int -- Find whether a variable is an integerDescriptionbool is_int ( mixed var )Finds whether the given variable is an integer. Note: To test if a variable is a number or a numeric string (such as form input, which is always a string), you must use is_numeric() . Parameters
var The variable being evaluated. Return ValuesReturns TRUE if var is an integer , FALSE otherwise. Related Function(s) |