How can one efficiently check if an array is empty in PHP?

To efficiently check if an array is empty in PHP, you can use the empty() function, which returns true if the variable is empty. This function can be used to check if an array is empty by passing the array variable as a parameter. This is a simple and effective way to determine if an array does not contain any elements. 

// Check if an array is empty
$array = [];
if (empty($array)) {
    echo "Array is empty";
} else {
    echo "Array is not empty";
}

Keywords

PHP array empty count isset

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