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TILE Lambda
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| /* | |
| Name: Tile (TILE) | |
| Description: Tile the outputs of a single-parameter function given an array map of parameters. | |
| Parameters: | |
| params - array of parameters arranged how function results to be tiled | |
| function - single-parameter Lambda name or function | |
| Source: Excel Robot (@ExcelRobot), but inspired by Owen Price's STACKER lambda (https://www.youtube.com/watch?v=wEBLT9QfQRw). | |
| */ | |
| TILE = LAMBDA(params,function,LET( | |
| firstrow, function(INDEX(params,1,1)), | |
| stacker, LAMBDA(stack,param,VSTACK(stack,function(param))), | |
| firstcol, IF(ROWS(params)=1,firstrow,REDUCE(firstrow,DROP(TAKE(params,,1),1),stacker)), | |
| IF(COLUMNS(params)=1,firstcol,HSTACK(firstcol,TILE(DROP(params,,1),function))) | |
| )); |
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