php tenary operator logical opertor

 echo $cmd=(45>13 && 211<100 ?"AMBIORIX":"RODRIGUEZ");

 as only  1  of the condition is true will return RODRIGUEZ

 echo $cmd=(45>13 || 211<100 ?"AMBIORIX":"RODRIGUEZ");

in tis case will return AMBIORIX as at least 1  is true

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$argv=[1,3];

 echo $var=(count($argv)!=2)?exit():1;