Expseq.length - return the length of the Expseq
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Calling Sequence
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int length( ) throws MapleException
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Description
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•
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The length function returns the number of elements that the Expseq can store.
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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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Expseq e;
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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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e = (Expseq)engine.evaluate( "1,2,3:" );
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System.out.println( e.length() );
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e = engine.newExpseq( 4 );
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e.assign( 1, engine.newNumeric( 1 ) );
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e.assign( 2, engine.newNumeric( 2 ) );
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e.assign( 3, engine.newNumeric( 3 ) );
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e.assign( 4, engine.newNumeric( 4 ) );
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e = (Expseq)e.unique();
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System.out.println( e.length() );
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e = (Expseq)engine.evaluate( "seq( i, i=1..100 ):" );
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System.out.println( e.length() );
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}
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}
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Executing this code produces the following output.
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