print() is a PHP language construct used to output text to the browser or the output stream. It is often used to display information to users on a web page or to debug and inspect variable values during development. The print construct can be used in two forms: with or without parentheses.
print() is a language construct of PHP. It only accepts one argument and it returns 1.
print() also has a closely related function called print_r(), used for debugging.
<?php
print 'Hello';
print(' world!');
?>