Answers for "array_unset php"

php unset array element

//Delete array items with unset(no re-index) or array_splice(re-index)
$colors = array("red","blue","green");                             
unset($colors[1]);//remove second element, do not re-index array

$colors = array("red","blue","green");
array_splice($colors, 1, 1); //remove second element, re-index array

unset php

//remove variable
unset($var1,$var2,$var3;
//remove array
unset($array['$key']);