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<?php $sudoku = array(); $sudoku[] = array(null,3,null, null,null,null, null,null,null); $sudoku[] = array(null,null,null, 1,9,5, null,null,null); $sudoku[] = array(null,null,8, null,null,null, null,6,null); $sudoku[] = array(8,null,null, null,6,null, null,null,null); $sudoku[] = array(4,null,null, 8,null,null, null,null,1); $sudoku[] = array(null,null,null ,null,2,null, null,null,null); $sudoku[] = array(null,6,null, null,null,null, 2,8,null); $sudoku[] = array(null,null,null, 4,1,9, null,null,5); $sudoku[] = array(null,null,null, null,null,null, null,7,null); foreach ($sudoku as $column) { foreach ($sudoku as $column) { echo "|"; if (!isnull($column)) { echo $column; } echo "|"; } }
Output for git.master, git.master_jit, rfc.property-hooks
| Fatal error: Uncaught Error: Call to undefined function isnull() in /in/PckoT:17 Stack trace: #0 {main} thrown in /in/PckoT on line 17
Process exited with code 255.

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