all

all of the elements of a matrix satisfy some condition.

📝Syntax

R = all(M)
R = all(M, dim)
R = all(M, 'all')

📥Input Arguments

Parameter	Description
M	a matrix.
dim	a integer value: dimension along it works.
'all'	tests over all elements of M.

📤Output Arguments

Parameter	Description
R	a logical matrix.

📄Description

all returns true if all of the elements of a matrix satisfy some condition.

Sparse logical, double, single, complex double, and complex single inputs are supported. Sparse numeric zeros are treated as false and nonzero real or complex entries are treated as true.

💡Examples

all([33, 22; 11, 0])
all([33, 22; 11, 0], 2)

S = sparse(single([1 0; 2 + 1i 3]));
all(S)
all(S, 'all')

🔗See Also

any

🕔Version History

Version	Description
1.0.0	initial version
2.0.0	added sparse single and complex single support

Edit this page on GitHub