Simple example for echo in php

     echo is used to display string or variable values.

syntax for echo in php

Syntax 1

<?php
echo "string";
?>

Syntax 2

<?php
echo $variable;
?>

     If you want to write the both string and variable in echo command, just you need to put the dot(.) symbol of the center.
Syntax 3

<?php
echo "string".$variable;
?>

Example(Press Run to O/P):