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This article mainly introduces "how php removes zero elements in the array". In daily operation, I believe many people have doubts about how php removes zero elements in the array. Xiaobian consulted all kinds of data and sorted out simple and easy-to-use operation methods. I hope it will be helpful for you to answer the doubts of "how php removes zero elements in the array". Next, please follow the editor to study!

In php, you can use the array_diff () function to remove zero elements from an array, which is used to compare the values of two arrays and return the difference, simply by comparing the "0" array with the original array; the syntax format is "array_diff ($arr, [0])".

Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

Php removes zero elements from the array

In php, you can use the array_diff () function to remove zero elements from an array. Syntax: array_diff ($arr, [0])

Example:

Output result:

Description:

The array_diff () function compares the values of two (or more) arrays and returns the difference.

This function compares the values of two (or more) arrays (value in key= > value) and returns an array of subtractions that includes all values in the array being compared (array1) but not in any other parameter array (array2 or array3, etc.).

At this point, the study on "how php removes elements with zero in the array" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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