¿Cuál es la mejor manera de actualizar el valor de la nueva variable de tabla dentro de una función?En este momento, lo estoy haciendo como se muestra a continuación. Sin embargo, descubrí que esta variable Días no se actualizará y creará una nueva variable llamada Días 2.
Names Default To Here( 1 );
dt = Open( "$SAMPLE_DATA/Big Class.jmp" );
dt << New Table Variable( "Days", 42 ); // In original data table, Days set to default which is 42
// assume below is a new function, and I'm passing dt as input and I want to update the Days variable
myFunction = Function ({dt},
// I want this Days variable get updated with new value below, 100
dt << New Table Variable ( "Days", 100);
dt << Select Where( :Name( "sex" ) == "F" );
dt << Subset( Copy formula( 1 ), Suppress formula evaluation( 0 ), Selected Rows( 1 ), Selected columns only( 0 ) );
dt = Data Table (Current Data Table() << Get Name());
);
myFunction(dt)</CODE></PRE><P> </P></LINGO-BODY><LINGO-LABS id="lingo-labs-682883" slang="en-US" mode="NONE"><LINGO-LABEL>Automatización y secuencias de comandos</LINGO-LABEL></LINGO-LABS><LINGO-SUB id="lingo-sub-682897" slang="en-US" mode="NONE">Re: Cómo actualizar el valor de una nueva variable de tabla en una función</LINGO-SUB><LINGO-BODY id="lingo-body-682897" slang="en-US" mode="NONE"><P>Índice de secuencias de comandos</P>
<P><SPAN class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><SPAN class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><span class="lia-inline-image-display-wrapper" image-alt="jthi_0-1696242700313.png" style="width: 999px;"><img src="https://us.v-cdn.net/6038925/uploads/images/57148iA94A611B5705E00A/jthi_0-1696242700313.png" role="button" title="jthi_0-1696242700313.png" alt="jthi_0-1696242700313.png" /></span></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></P>
<P>así que use << Establecer variable de tabla en lugar de crear una nueva</P></LINGO-BODY><LINGO-SUB id="lingo-sub-683259" slang="en-US" mode="NONE">Re: Cómo actualizar el valor de una nueva variable de tabla en una función</LINGO-SUB><LINGO-BODY id="lingo-body-683259" slang="en-US" mode="NONE"><P>Hola,</P><P> </P><P>Gracias por esta sugerencia y creo que está funcionando.Además de esto, tengo algunas preguntas adicionales sobre esta actualización de variables. ¿Sabes cómo puede JSL actualizar la variable de la tabla de datos en función de la nueva variable que declaramos fuera de la función? Modifiqué el código como se muestra a continuación y creo que no funciona. Quiero que Set Table Variable pueda cargar valores de las variables a y b.</P><P> </P><PRE><CODE class=" language-jsl">Names Default To Here( 1 );
dt = Open( "$SAMPLE_DATA/Big Class.jmp" );
dt << New Table Variable( "Days", 42 ); // In original data table, Days set to default which is 42
// declare new variable, this will be input from user
a = 100;
b = 200;
// assume below is a new function, and I'm passing dt and a as input
myFunction1 = Function ({dt, a},
// I want this Days variable get updated with new value based on a
dt << Set Table Variable ( "Days", :a);
dt << Select Where( :Name( "sex" ) == "F" );
dt << Subset( Copy formula( 1 ), Suppress formula evaluation( 0 ), Selected Rows( 1 ), Selected columns only( 0 ) );
dt = Data Table (Current Data Table() << Get Name());
);
// assume below is a new function, and I'm passing dt and b as input
myFunction2 = Function ({dt, b},
// I want this Days variable get updated with new value based on b
dt << Set Table Variable ( "Days", :b);
dt << Select Where( :Name( "sex" ) == "M" );
dt << Subset( Copy formula( 1 ), Suppress formula evaluation( 0 ), Selected Rows( 1 ), Selected columns only( 0 ) );
dt = Data Table (Current Data Table() << Get Name());
);
myFunction1(dt);
myFunction2(dt);
Con una variable de tabla, si no usas
dt << Set Table Variable
Primero deberá eliminar la variable y luego crearla nuevamente.
Names Default To Here( 1 );
dt = Open( "$SAMPLE_DATA/Big Class.jmp" );
dt << New Table Variable( "Days", 42 ); // In original data table, Days set to default which is 42
// assume below is a new function, and I'm passing dt as input and I want to update the Days variable
myFunction = Function ({dt},
// I want this Days variable get updated with new value below, 100
dt << Delete Table Variable ( "Days");
dt << New Table Variable ( "Days", 100);
dt << Select Where( :Name( "sex" ) == "F" );
dt << Subset( Copy formula( 1 ), Suppress formula evaluation( 0 ), Selected Rows( 1 ), Selected columns only( 0 ) );
dt = Data Table (Current Data Table() << Get Name());
);
Oh, me perdí esa parte. Entiendo.
Ahora está funcionando como se esperaba.Gracias Jim.