How can syntax errors, such as unexpected variables, be resolved when using functions like explode in PHP?

Syntax errors like unexpected variables when using functions like explode in PHP can be resolved by ensuring that the correct syntax is used. This includes providing the necessary parameters in the correct order and format. Double-checking the variable names and ensuring they are defined before using them can also help prevent unexpected errors.

// Example of resolving syntax errors with explode function
$string = "apple,banana,orange";
$fruits = explode(",", $string);
print_r($fruits);