IS_ARRAY checks whether value is an array value.

IS_BINARY checks whether value is a binary value.

IS_BOOL checks whether value is a boolean value.

IS_DATETIME checks whether value is a date time value.

IS_FLOAT checks whether value is a float value.

IS_HTML_DOCUMENT checks whether value is a HTMLDocument value.

IS_HTML_ELEMENT checks whether value is a HTMLElement value.

IS_INT checks whether value is a int value.

IS_NAN checks whether value is NaN.

IS_NONE checks whether value is a none value.

IS_OBJECT checks whether value is an object value.

IS_STRING checks whether value is a string value.

TO_ARRAY takes an input value of any type and convert it into an array value.

ToBinary takes an input value of any type and converts it into a binary value.

TO_BOOL takes an input value of any type and converts it into the appropriate boolean value.

TO_DATETIME takes an input value of any type and converts it into the appropriate date time value.

TO_FLOAT takes an input value of any type and convert it into a float value.

TO_INT takes an input value of any type and convert it into an integer value.

TO_STRING takes an input value of any type and convert it into a string value.

TYPENAME returns the data type name of value.