single quotes versus double quotes in PHP
Difference between using single quotes versus double quotes to enclose a string. If you need stuff to be interpreted, you use double quotes.
If you need to indicate a literal string.
PHP parses the string in double quotes looking for variables - using more memory while string in single quotes doesn’t parse.
- Single quotes denote a literal string:
<?php
$site = ‘PHP Sript’;
echo ‘I like $site.’;
?>
- Double quotes allow interpolation:
<?php
$site = ‘PHP Script’;
echo “I like $site.”;
?>
