PHP echo ? print ?
PHP?? echo? print?? ? ?? ?? ?? ??? ????.
? ???? ? ?? ???? ??? ???? ???? echo? print? ???? ??? ?????.
PHP echo ? print ?
echo? print? ???:
echo - ?? ??? ???? ??? ? ????
print - ??? ???? ??? ? ??? ?? ?? ?? 1???
?: echo? print?? ??? ???? echo? ?? ?? ??? print? ?? ?? 1???.
PHP ?? ?
echo? ?? ?? ?? ??? ?? ??? ? ?? ?? ?????: echo ?? echo().
?? ???
?? ???? echo ??? ???? ???? ???? ??? ?????(????? HTML ??? ??? ? ??).
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<?php echo "<h2>PHP is fun!</h2>"; echo "Hello world!<br>"; echo "I'm about to learn PHP!<br>"; echo "This", " string", " was", " made", " with multiple parameters."; ?>
??? ??? ?
?? ??
?? ???? echo ??? ???? ??? ???? ???? ??? ?????.
?
<?php
$txt1="Learn PHP";
$txt2="php.cn";
$cars=array("Volvo","BMW","Toyota");
echo $txt1;
echo "<br>";
echo "Study PHP at $txt2";
echo "My car is a {$cars[0]}";
?>? ???. ?
echo "<br>"; ?? ??? ?????.
PHP ?? ?
print? ??? ?? ?? ?????. ??? ????? ?? ?? ??? ? ????: print ?? print().
?? ???
?? ???? print ??? ???? ???? ???? ??? ?????(????? HTML ??? ??? ? ??).
?
<?php print "<h2>PHP is fun!</h2>"; print "Hello world!<br>"; print "I'm about to learn PHP!"; ?>
??? ??? ?
?? ??
?? ???? print ??? ???? ??? ???? ???? ??? ?????.
?
<?php
$txt1="Learn PHP";
$txt2="php.cn";
$cars=array("Volvo","BMW","Toyota");
print $txt1;
print "<br>";
print "Study PHP at $txt2";
print "My car is a {$cars[0]}";
?>? ??? ?
