diff options
author | Zachary Ferguson <zfergus2@users.noreply.github.com> | 2015-10-06 18:19:20 -0400 |
---|---|---|
committer | Zachary Ferguson <zfergus2@users.noreply.github.com> | 2015-10-06 18:19:20 -0400 |
commit | c4f93c0b0ec1fcea11e336b67929b9d6f426765c (patch) | |
tree | a97e9f7a56330e45122bb81bb5194f2aefe03fdb /php.html.markdown | |
parent | 29cbff176857653422555650c983afef4a28ae1f (diff) | |
parent | 55c80f255202b03c4c3a66ac1d37f880a3782b68 (diff) |
Merge remote-tracking branch 'adambard/master'
Conflicts:
java.html.markdown
Diffstat (limited to 'php.html.markdown')
-rw-r--r-- | php.html.markdown | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/php.html.markdown b/php.html.markdown index 3fcce264..93066284 100644 --- a/php.html.markdown +++ b/php.html.markdown @@ -215,6 +215,14 @@ assert($a !== $d); assert(1 === '1'); assert(1 !== '1'); +// spaceship operator since PHP 7 +$a = 100; +$b = 1000; + +echo $a <=> $a; // 0 since they are equal +echo $a <=> $b; // -1 since $a < $b +echo $b <=> $a; // 1 since $b > $a + // Variables can be converted between types, depending on their usage. $integer = 1; @@ -264,6 +272,18 @@ if (false) { // ternary operator print (false ? 'Does not get printed' : 'Does'); +// ternary shortcut operator since PHP 5.3 +// equivalent of "$x ? $x : 'Does'"" +$x = false; +print($x ?: 'Does'); + +// null coalesce operator since php 7 +$a = null; +$b = 'Does print'; +echo $a ?? 'a is not set'; // prints 'a is not set' +echo $b ?? 'b is not set'; // prints 'Does print' + + $x = 0; if ($x === '0') { print 'Does not print'; @@ -689,4 +709,4 @@ If you're coming from a language with good package management, check out [Composer](http://getcomposer.org/). For common standards, visit the PHP Framework Interoperability Group's -[PSR standards](https://github.com/php-fig/fig-standards). +[PSR standards](https://github.com/php-fig/fig-standards).
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