YOU SAID:

$proc = popen("$cmd 2>&1 ; echo Exit status : $?", 'r');

INTO JAPANESE

$proc = popen ("$cmd 2 > & 1;終了ステータスをエコー: $?"、'r');

BACK INTO ENGLISH

$proc = popen ("$cmd 2 > & 1; echo exit status: $?", 'r');

INTO JAPANESE

$proc = popen ("$cmd 2 > & 1;終了ステータスをエコー: $?"、'r');

BACK INTO ENGLISH

$proc = popen ("$cmd 2 > & 1; echo exit status: $?", 'r');