cand()

Description:

Perform the logical AND operation over members of a sequence.

Syntax:

A.cand()

Note:

The function performs a logical AND operation and returns a boolean value. It returns true when all members of sequence A are true; othewise it returns false. The data type of the operators in a logical operation needs to be boolean; will automatically convert to boolean type if an operator isn’t a boolean value.

Parameters:

A

A table sequence

Return value:

true/false

Example:

 

A

 

1

=[2<10,3>4,1!=1]

Return members true, false and false

2

=A1.cand()

false

3

=[1==1,1<2].cand()

true

4

=[20,1<2].cand()

True; automatically convert to the boolean data type

5

=[null,1<2].cand()

false