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Concatenate a list of one-dimensional or two-dimensional ndarrays as columns.
var colcat = require( '@stdlib/ndarray/colcat' );Concatenates a list of one-dimensional or two-dimensional ndarrays as columns.
var array = require( '@stdlib/ndarray/array' );
var x = array( [ 1.0, 2.0, 3.0 ] );
// returns <ndarray>[ 1.0, 2.0, 3.0 ]
var y = array( [ [ 4.0, 5.0 ], [ 6.0, 7.0 ], [ 8.0, 9.0 ] ] );
// returns <ndarray>[ [ 4.0, 5.0 ], [ 6.0, 7.0 ], [ 8.0, 9.0 ] ]
var out = colcat( [ x, y ] );
// returns <ndarray>[ [ 1.0, 4.0, 5.0 ], [ 2.0, 6.0, 7.0 ], [ 3.0, 8.0, 9.0 ] ]The function accepts the following arguments:
Concatenates a list of one-dimensional or two-dimensional ndarrays as columns and assigns results to a provided output ndarray.
var array = require( '@stdlib/ndarray/array' );
var zeros = require( '@stdlib/ndarray/zeros' );
var x = array( [ 1.0, 2.0, 3.0 ] );
// returns <ndarray>[ 1.0, 2.0, 3.0 ]
var y = array( [ [ 4.0, 5.0 ], [ 6.0, 7.0 ], [ 8.0, 9.0 ] ] );
// returns <ndarray>[ [ 4.0, 5.0 ], [ 6.0, 7.0 ], [ 8.0, 9.0 ] ]
var z = zeros( [ 3, 3 ] );
// returns <ndarray>[ [ 0.0, 0.0, 0.0 ], [ 0.0, 0.0, 0.0 ], [ 0.0, 0.0, 0.0 ] ]
var out = colcat.assign( [ x, y ], z );
// returns <ndarray>[ [ 1.0, 4.0, 5.0 ], [ 2.0, 6.0, 7.0 ], [ 3.0, 8.0, 9.0 ] ]
var bool = ( out === z );
// returns trueThe function accepts the following arguments:
var discreteUniform = require( '@stdlib/random/discrete-uniform' );
var ndarray2array = require( '@stdlib/ndarray/to-array' );
var colcat = require( '@stdlib/ndarray/colcat' );
var x = discreteUniform( [ 3 ], 0, 10, {
'dtype': 'generic'
});
console.log( ndarray2array( x ) );
var y = discreteUniform( [ 3, 2 ], 0, 10, {
'dtype': 'generic'
});
console.log( ndarray2array( y ) );
var out = colcat( [ x, y ] );
console.log( ndarray2array( out ) );| Back | FazBrowse Home | New Git URL |