Scilab-Branch-6.1-GIT
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See the recommended documentation of this function
typeof
tipo do objeto
Seqüência de Chamamento
t = typeof(object) oc = typeof(object, "overload")
Parâmetros
- object
objeto Scilab
- t
a string (may have spaces): the name of the type of
object
- oc
a string (without spaces): the name of the overloading code for the
object
.
Descrição
t = typeof(object)
retorna um dos seguintes
strings:
string | object é uma matriz ou hipermatriz de
caracteres e/o textos. | ||
boolean | object é uma matriz ou hipermatriz de valores
booleanos. | ||
int8 ou int16 ou int32 ou int64 ou uint8 ou uint16 ou uint32 ou uint64 | |||
object is a matrix or hypermatrix of [unsigned]
integers stored
on 8, 16, 32 or 64 bits. (see inttype) | |||
constant | object é uma matriz ou hipermatriz
de números reais ou complexos | ||
polynomial | object é uma matriz ou hipermatriz de
polinômios
com coeficientes reais ou complexos. | ||
rational | object é uma matriz ou hipermatriz de
razões
de polinômios (matriz de transferência), com coeficientes
reais ou complexos. | ||
handle | object is a graphics
handle.
The subtype of graphics handles (Figure, Axes, Polyline,
Compound, etc) is available in their .type
property. See examples below. | ||
list | object é uma
lista. | ||
st | object é uma
estrutura ou
um nD-array de estruturas. | ||
ce | object é uma célula
ou um nD-array de células. | ||
boolean sparse | object é uma matriz de valores
booleanos esparsa.
| ||
sparse | object é uma matriz
esparsa de números
reais ou complexos.
| ||
"Matlab sparse" | object is a Matlab-like-encoded sparse
matrix (see ). | ||
fptr | object is a built-in Scilab function,
called also gateway
(C, C++ or Fortran code), a.k.a. a primitive. | ||
function | object is a function
(Scilab code). See also deff. | ||
library | object is a
library
of functions in Scilab language. | ||
pointer | object é um ponteiro (ver
lufact). | ||
implicitlist | object é um polinômio de tamanho
implícito para indexação.
Ver n:$ e
: (colon) | ||
listdelete | is returned by
typeof(
.
See null(). | ||
void | is the typeof undefined elements in lists. | ||
Typed T-Lists or M-Lists: | |||
Note that if the object is a
tlist
or a mlist, typeof
will return the corresponding customized type stored in as a
string in the first list entry. | |||
Reserved T-List or M-List types predefined in Scilab: | |||
dir | object is the result of a
dir()
instruction, with fields name , date ,
bytes , and isdir . | ||
state-space | object is a state-space model
(see syslin). | ||
program | object is a list describing the internal code of a function
(see macr2tree). | ||
cblock | object is a block of columns of same
heights but of different data types, as returned by
mfscanf. | ||
XMLDoc | object is an XML Document created with
xmlRead,
xmlReadStr,
htmlRead, or
htmlReadStr.
Additional XML typeof are defined. | ||
H5Object | object is the id of an HDF5 file opened
with h5open.
Additional HDF5 typeof are defined:
See HDF5 Objects. | ||
uitree | object is a tree, a branch or a leaf as created with a
uitree feature. See for instance uiCreateNode. | ||
Reserved T-list types used in Xcos : | |||
Block | object is a Xcos block. | ||
cpr | object is a tlist containing the compilation results of a Xcos diagram. | ||
diagram | object is a tlist defining a Xcos diagram: initial parameters,
set of blocks, of links between blocks, and of Text labels belonging to the diagram. | ||
graphics | object is a tlist assigned to the .graphics
field of a block. | ||
Link | object is a tlist defining and configuring a link between 2 blocks. | ||
model | object is a tlist assigned to the .model field
of a block. | ||
params | object is a tlist containing some configuration parameters of a
Xcos diagram. | ||
scsopt | object is a tlist containing the graphical options of the Xcos
diagram editor. | ||
scs | object is a tlist containing static results of the compilation of
a Xcos diagram. | ||
xcs | object is a tlist containing dynamical results during a Xcos
simulation. | ||
Text | object is a tlist defining a text label in a Xcos diagram. |
Exemplos
// Characters and texts t = ["a" "Hello" "à é è ï ô û ñ" "1" "Bonjour" "указывает тип объекта" ";" "Chao" "オブジェクトの型" ] typeof(t) // Booleans typeof(%t) typeof("abc"=="def") hm = grand(2,2,2,"uin",0,9)<5 typeof(hm) // Encoded integers [ typeof(uint8(%pi)) typeof(int8(-%pi)) typeof(uint16(%pi)) typeof(int16(-%pi)) typeof(uint32(%pi)) typeof(int32(-%pi)) typeof(uint64(%pi)) typeof(int64(-%pi)) ] // Decimal numbers n = 1:0.3:2 typeof(n) hm = grand(2,2,2,"uin",0,9) typeof(hm) // Decimal integers n = 1:7 typeof(n) // Complex numbers n = [%i 1-%i %pi - 3*%i] typeof(n) // Special "constant" typeof([]) // empty matrix // Polynomials n = [ %z (1-%z)^2] typeof(n) n = [ 3*%i + %z (1-%i*%z)^2] typeof(n) // Rational fractions r = [%s/(1-%s) (1+%s)^2/(1-%s)] // with real coefficients typeof(r) r = [%s/(%i-%s) (%i+%s)^2/(1-%s)] // with complex coefficients typeof(r) // Sparse matrices // --------------- w = sprand(100,100,0.001) typeof(w) // sparse typeof(w==w) // boolean sparse //x = mtlb_sparse(sprand(10,10,0.1)); //typeof(x) // Functions and libraries // ----------------------- deff('y=f(x)','y=2*x'); // Function in Scilab language f(%pi) typeof(f) typeof(cosd) // written in Scilab typeof(corelib) // Library of functions in Scilab language typeof(sin) // Built-in function (non-editable) mysin = sin; mysin(%pi/2) // Graphical handles // ----------------- clf plot2d() typeof(gcf()) // The subtype of the handle is in the "type" property: gcf().type gca().type gce().type close(gcf()) // Containers // ---------- // Simple list L = list(%pi, %t, %z, %s/(1-%s), "Bonjour", sin, cosd, list("list_in_list", 432)); typeof(L) // Cells array C = {%pi, %t, %z ; %s/(1-%s), "Bonjour", list("list_in_list", 432) } typeof(C) // (Array of) Structure S.num = %pi; S.b = %t; S(2).t = "Bonjour" typeof(S) // Special generic indexing expressions // ------------------------------------ typeof($) typeof(:) // "eye()" equivalent (all elements) typeof(3:$) // Typeof for deletion or undefined elements: // ----------------------------------------- typeof([]) // empty matrix typeof(null()) L = list(%pi, ,"hey!") typeof(L(2)) // undefined element // Customized typeof of T-Lists: // ---------------------------- L = tlist(['myLongTypeOf','a','b'], 18, 'Scilab'); typeof(L) // Reserved T-List typeof // ---------------------- typeof(dir()) // Files directory // c = macr2tree(sind); // Internal code of a Scilab macro typeof(c) fieldnames(c)' c.name // doc = xmlReadStr("<root><a att=""foo"">Hello</a></root>"); typeof(doc) xmlDelete(doc) // x = 1; save(TMPDIR + "/x.sod", "x"); // SOD files are HDF5 ones a = h5open(TMPDIR + "/x.sod"); typeof(a) h5close(a)
Ver Também
- type — tipo de variável
- inttype — tipos de dados inteiros
- overloading — capacidades de overloading ("sobrecarga") de exibições, funções e operadores
- isreal — verifica se uma variável é armazenada como real ou complexa.
- strings — objeto Scilab, strings (cadeias de caracteres)
- poly — Polynomial definition from given roots or coefficients, or characteristic to a square matrix.
- rlist — definição de função racional do Scilab
- null — deletes a list component or a field of a structure, Mlist, or Tlist
- sparse — definição de matriz esparsa
- issparse — tests whether the input is sparse encoded (numeric or boolean)
- syslin — definição de sistemas lineares
- dir — gets file list
- XML Objects — Describe the properties of the different XML objects
- HDF5 Objects — Describe the properties of the different H5 objects
Histórico
Versão | Descrição |
6.0 |
|
Report an issue | ||
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