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Numeric.floatValue - return the value of the Numeric object as a float
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Calling Sequence
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float floatValue() throws MapleException
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Description
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•
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The floatValue function returns the value represented in the Numeric as a Java float. If the value does not fit exactly into a Java float, an approximation is returned.
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Examples
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import com.maplesoft.openmaple.*;
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import com.maplesoft.externalcall.MapleException;
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class Example
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{
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public static void main( String notused[] ) throws MapleException
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{
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String mapleArgs[];
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Engine engine;
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Numeric n;
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float f;
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mapleArgs = new String[1];
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mapleArgs[0] = "java";
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engine = new Engine( mapleArgs, new EngineCallBacksDefault(),
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null, null );
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n = (Numeric)engine.evaluate( "evalf[60](Pi):" );
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f = n.floatValue();
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System.out.println( n );
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System.out.println( f );
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}
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}
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Executing this code produces the following output.
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3.14159265358979323846264338327950288419716939937510582097494
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3.1415927
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Download Help Document
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