Checker Board

Will write a -by- checkerboard, each cell will be square.

" ; while ($i>0) { echo "*" ; $i-- ; } echo "" ; } function lineofstars( $i, $j, $colorone, $colortwo ) { while ( $j>0 ) { $t = ($j%2==0 ) ? $colortwo : $colorone ; somestars( $i, $t ) ; $j-- ; } } function rowofstars( $i, $j, $c1, $c2 ) { $k = $i ; while ( $k>0 ) { lineofstars( $i, $j, $c1, $c2 ) ; echo "
\n" ; $k-- ; } } $c1 = '"color: red"' ; $c2 = '"color: blue"' ; $k = $nblocks ; while ( $k>0 ) { $k-- ; rowofstars( $nstars, $nblocks, $c1, $c2 ) ; $t = $c1 ; $c1 = $c2 ; $c2 = $t ; } ?>