is*

Detect state

C++ Prototype

mwArray iscell(const mwArray &C);
mwArray iscellstr(const mwArray &S);
mwArray ischar(const mwArray &A);
mwArray isempty(const mwArray &A);
mwArray isequal(const mwArray &in1,
                const mwVarargin &in2=mwVarargin::DIN,
                const mwArray &in3=mwArray::DIN,
                .
                .
                .
                const mwArray &in33=mwArray::DIN);
mwArray isfield(const mwArray &S, 
                const mwArray &field=mwArray::DIN);
mwArray isfinite(const mwArray &A);
mwArray isieee();
mwArray isinf(const mwArray &A);
mwArray isletter(const mwArray &A);
mwArray islogical(const mwArray &A);
mwArray isnan(const mwArray &A);
mwArray isnumeric(const mwArray &A);
mwArray isprime(const mwArray &A);
mwArray isreal(const mwArray &A);
mwArray isspace(const mwArray &str);
mwArray issparse(const mwArray &S);
mwArray isstruct(const mwArray &S);
mwArray isstudent();
mwArray isunix();
mwArray isvms();

C++ Syntax

#include "matlab.hpp"

mwArray A, B, C, D, S;      // Input argument(s)
mwArray k, TF;              // Return value

k = iscell(C);                  k = iscellstr(S);
k = ischar(S);                  k = isempty(A);
k = isequal(A,B,C,D);           k = isfield(S,"field");
TF = isfinite(A);               k = isieee();
TF = isinf(A);                  TF = isletter("str");
k = islogical(A);               TF = isnan(A);
k = isnumeric(A);               TF = isprime(A);
k = isreal(A);                  TF = isspace("str");
k = issparse(S);                k = isstruct(S);
k = isstudent();                k = isunix();
k = isvms();                    

MATLAB Syntax

k = iscell(C)                   k = iscellstr(S)
k = ischar(S)                   k = isempty(A)
k = isequal(A,B,...)            k = isfield(S,'field')
TF = isfinite(A)                k = isieee
TF = isinf(A)                   TF = isletter('str')
k = islogical(A)                TF = isnan(A)
k = isnumeric(A)                TF = isprime(A)
k = isreal(A)                   TF = isspace('str')
k = issparse(S)                 k = isstruct(S)
k = isstudent                   k = isunix
k = isvms                   

See Also

MATLAB is*     Calling Conventions