Example Analysis of adding elements to php Array

This article mainly introduces the example analysis of adding elements to the php array, which is very detailed and has a certain reference value. Friends who are interested must read it!

Array add element

$arr = ['a']; / / method 1 array_push ($arr,'b','c'); / / method 2$ arr [] ='d'

1. If you are pressing an element, it is more efficient to use method 2 because you can save the extra burden of calling the function.

2. If you press multiple elements at the same time, it is efficient to use array_push because you do not have to get the pointer at the end of the file repeatedly.

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