<?php
/*
* Test empty statement: two consecutive semi-colons without executable code between them.
*/
function_call(); // OK.
// The below examples are all bad.
function_call();;
function_call();
;
function_call();
/* some comment */;
function_call();
/* some comment */ ;
?>
<input name="<?php ; something_else(); ?>" />
<input name="<?php something_else(); ; ?>" />
/*
* Test empty statement: no code between PHP open and close tag.
*/
<input name="<?php something_else() ?>" /> <!-- OK. -->
<input name="<?php something_else(); ?>" /> <!-- OK. -->
<input name="<?php /* comment */ ?>" /> <!-- OK. -->
<input name="<?php ?>" /> <!-- Bad. -->
<input name="<?php
?>" /> <!-- Bad. -->
<!--
/*
* Test detecting & fixing a combination of the two above checks.
*/
-->
<?php ; ?>
<input name="<?php ; ?>" /> <!-- Bad. -->
<!-- Tests with short open echo tag. -->
<input name="<?= 'some text' ?>" /> <!-- OK. -->
<input name="<?= ?>" /> <!-- Bad. -->
<input name="<?= ; ?>" /> <!-- Bad. -->
<?php
// Guard against false positives for two consecutive semi-colons in a for statement.
for ( $i = 0; ; $i++ ) {}
// Test for useless semi-colons
for ( $i = 0; ; $i++ ) {};
if (true) {};
while (true) {};
class ABC {} ; ;
switch ( $a ) {
case 1:
break;
case 2:
break;
default:
break; ;
};
// Do not break closures and anonymous classes and curlies without scope owners.
$a = function () {};
$b = new class {};
echo $a{0};
if ($foo) {
;
}
// Do not remove semicolon after match
$c = match ($a) {
1 => true,
};