<?php
$a=array("red","green","blue");
array_pop($a);
print_r($a);
?>
Array ( [0] => red [1] => green )
<?php
$a=array("red","green","blue");
array_pop($a);
print_r($a);
?>
Array ( [0] => red [1] => green )
shell腳本獲取腳本所在目錄 執行腳本的父目錄不一定是當前的工作目錄。 url=$(dirname $(readlink -f $0))