Get Array neighbors in PHP - As it were...
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PHP array_keys() Function
![PHP Array Length: How to Find Array Length in PHP [With Examples] | upGrad blog](https://d14b9ctw0m6fid.cloudfront.net/ugblog/wp-content/uploads/2021/02/P2-1.png "PHP Array Length: How to Find Array Length in PHP [With Examples] | upGrad blog")
PHP Array Length: How to Find Array Length in PHP [With Examples] | upGrad blog
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![How to extract child key value from an array [PHP]? - Stack Overflow](https://i.stack.imgur.com/viYnl.png "How to extract child key value from an array [PHP]? - Stack Overflow")
How to extract child key value from an array [PHP]? - Stack Overflow
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4: How to get PHP array keys - PHP 7 Tutorial - YouTube
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5 Ways - Get Array Values by Matched or Excluded Keys Set
