数组切片$ data,1,2对我来说是什么等价物?

问题描述

| 码:
$data = array(\"vanilla\",\"strawberry\",\"mango\",\"peaches\");
print_r(array_slice($data,1,2));


Output:
Array
(
[0] => strawberry
[1] => mango
)
就我而言:
$data = array(\"vanilla\",\"peaches\");
$sub_set_data = array( \"strawberry\",\"mango\");
输出将是剩余数组:      
array(\"vanilla\",\"peaches\");
编辑:
NOT array diff it look like the minus operator 7-3 = 4 or $C = $A-$B
python概念:
>>> A           = [6,7,8,9,10,11,12]
>>> subset_of_A  = [6,12];
>>> set(A) - set(subset_of_A)
set([8,7])
>>> 
我该怎么办?     

解决方法

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