PHP echo function:-"echo()" function is used to print or output one or more strings. We have specifically mentioned string here because, the syntax of the echo function is
Although you can use echo() function to output anything, as PHP parser will automatically convert it into string type.
echo doesn't need parenthesis, although you can use parenthesis if you want.
echo is a statement, which is used to display the output.
echo can be used with or without parentheses.
echo does not return any value.
We can pass multiple strings separated by comma (,) in echo.