PHP $string{0} vs. $string[0];

The syntax ‘$string{0} ‘ has been deprecated beginning from PHP version 6. Hence, it is strongly suggested to use $string[0].

In short, accessing characters using the flower braces {} has been deprecated. Hence the square brackets should be used [] −

Example

 Live Demo

$string = 'medium';
echo $string{0};
echo $string[0];

Output

This will produce the following output −

mm