maya - mel - select edges and move vertex Z to 0

moveZero

global proc havm_moveZero() {

string $sel[]= (`ls -sl`);
//print ($sel[1] + "\n");
string $veSel[] = (`polyListComponentConversion -fe -tv $sel`);
string $vertex[] = 	(`filterExpand -ex 1 -sm 31 ($veSel) `);

int $n = size($vertex);
print $n;
print "\n";
for ($i=0 ; $i<$n ; $i++) {
	

	
	print ("dau tien la` " + $vertex[$i]);
	print "\n";
	
	float $pos[] = (`xform -ws -q -t $vertex[$i]`);

	xform -ws -t $pos[0] $pos[1] 0 $vertex[$i];

	}
}