How can I sort a cryptocurrency array by key in PHP?
PecanNov 25, 2021 · 3 years ago3 answers
I'm working on a PHP project and I have an array of cryptocurrency data. I want to sort this array based on a specific key. How can I achieve this in PHP?
3 answers
- Nov 25, 2021 · 3 years agoSure thing! Sorting a cryptocurrency array by key in PHP is pretty straightforward. You can use the usort() function along with a custom comparison function to achieve this. Here's an example: ```php function compareByMarketCap($a, $b) { return $a['market_cap'] - $b['market_cap']; } usort($cryptocurrencyArray, 'compareByMarketCap'); ```
- Nov 25, 2021 · 3 years agoSorting a cryptocurrency array by key in PHP is a common task. One way to do it is by using the array_multisort() function. Here's an example: ```php $marketCap = array_column($cryptocurrencyArray, 'market_cap'); array_multisort($marketCap, SORT_DESC, $cryptocurrencyArray); ```
- Nov 25, 2021 · 3 years agoIf you're using the BYDFi platform, you can sort a cryptocurrency array by key in PHP by using the built-in sorting functions provided by the platform. Simply call the sort() or rsort() function on your array, specifying the key you want to sort by. For example: ```php sort($cryptocurrencyArray, SORT_DESC, 'market_cap'); ```
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