IDE

<?php echo 'text output by';
    ?>
    PHP. </b>
    On the line above, we just had an XML syntax error due to the </b> tag not being opened.
    
    <?xml version='1.0' encoding='UTF-8' standalone='yes'?>   HTML text will follow
    <html>
      <head>
        <title>Similarly, the 'script' tag will switch to the JavaScript parser:</title>
        <script type="text/javascript">
           // Press enter inside the object and your new line will be suitably
           // indented.
           var keyBindings = {
             enter: "newline-and-indent",
             tab: "reindent-selection",
             ctrl_enter: "reparse-buffer",
             ctrl_z: "undo",
             ctrl_y: "redo",
             ctrl_backspace: "undo-for-safari-which-stupidly-enough-blocks-ctrl-z"
           };
    
           // Press tab on the next line and the wrong indentation will be fixed.
                 var regex = /foo|bar/i;
    
           function example(x) {
             // Local variables get a different colour than global ones.
             var y = 44.4;
             return x + y - z;
           }
        </script>
        <style>
          /* Some example CSS */
    
          @import url("something.css");
    
          body {
            margin: 0;
            padding: 3em 6em;
            font-family: tahoma, arial, sans-serif;
            color: #000;
          }
    
          #navigation a {
            font-weight: bold;
            text-decoration: none !important;
          }
    
          h1 {
            font-size: 2.5em;
          }
    
          h1:before, h2:before {
            content: "::";
          }
    
          code {
            font-family: courier, monospace;
            font-size: 80%;
            color: #418A8A;
          }
        </style>
      </head>
    
      <body>
    
      The PHP code below contains some deliberate errors. Play with the editor by fixing them
      and observing how the highlight changes.
    
        <?php
        namespace A;
        namespace A::B::C;
        namespace A::::B;
        namespace A::B::C::;
        namespace A::B::C::D x;
        self::range($row['lft'], $row['rgt']));  // error: extra ')'
        $a = (b() + 4) 5 foo;  // error: missing operators
        self::$var;
        $parent = self::range($max + 1, $max + 1);
        $row[attributes][$attribute_name] = $attribute_value;
        $row[attributes()][$attribute_name] = $attribute_value;
        $row[attributes(5)][$attribute_name] = $attribute_value;
        $row[$attributes()][$attribute_name] = $attribute_value;
        abstract class 5 extends foo implements echo {
            private function domainObjectBuilder() {
                return $this->use_domain_object_builder
                       ? $this->domain()->objectBuilder()
                       : null;
            }
    
            const $myconst = 'some string';
            $array[myconst] = 4;
            // this is a single-line C++-style comment
            # this is a single-line shell-style comment
            private var $a = __FILE__;
            protected static $b = timezone_transitions_get('some parameter here');
            global $g = isset("string");
            static $s = hash_update_file;  // warning: predefined function non-call
            function mike ($var) $foo;
            mike(A::func(param));
            func($b $c);  // error: function parameters must be comma-separated
            foo bar;  // error: no operator
            $baz $quux;  // error: no operator
            public abstract function loadPageXML(util_FilePath $filename, $merge=0+$foo, $x, $y=3) {
                $newrow[$key] = $val;
                $newresult[] = $row;
                $state = $row['c'] == 1;
                $attribute_values[$attribute_name] = null;
                $row['attributes'][$attribute_name] = $attribute_value;
                $result[$row['element']][$row['attribute']] = $row['value'];
                $sql = "multiline string
    line2 is special - it'll interpolate variables like $state and method calls
    {$this->cache->add($key, 5)} and maybe \"more\"
    
    line5";
                $sql = 'multiline string
    single quoting means no \'interpolation\' like "$start" or method call
    {$this->cache->add($key, 5)} will happen
    
    line5';
                $bitpattern = 1 << 2;
                $bitpattern <<= 3;
                $incorrect = <<< 5 EOSTRING  // FIXME: CodeMirror update bug: add a letter before 5 and notice that syntax is not updated until EOF, even with continuousScanning: 500
    error: the identifier must conform to the identifier rules
    EOSTRING;
                $sql = <<< EOSQL
                    SELECT attribute, element, value
                    FROM attribute_values
                    WHERE dimension = ?
    EOSQL;
                $this->lr_cache->add($key, self::range($row['lft'], $row['rgt']));
                $composite_string = <<<EOSTRING
    some lines here
    EOSTRING
    . 'something extra';
                $page_lft = ($domain->name() == 'page') ? $start + 1 : $page_start + 1;
                echo "This is class foo";
                echo "a = ".$this ->a[2+3*$array["foo"]]."";
                echo "b = {$this->b}";  // FIXME: highlight interpolation in strings
            }
            final function makecoffee error($types = array("cappuccino"), $coffeeMaker = NULL) {
                $out_of_way_amount = $max - $child->left() + 1;
                $absolute_pos = $child->left() - $move->width();
                $varfunc(1, 'x');
                $varfunc(1, 'x') + foo() - 5;
                $funcarray[$i]('param1', $param2);
                    $lr[$domain_name] = $this->get_left_and_right($domain,
                                                                  $dimension_name,
                                                                  $element_name);
                $domain_list = is_null($domain) ?
                               r3_Domain::names() :
                               array($domain->name());
                foreach (r3_Domain::names() as $domain_name) {
                    $placeholders = 'distance LIKE '
                                . implode(array_fill(1, $num_distances, '?'),
                                          ' OR distance LIKE ');
    
                }
                return $this->target*$this->trans+myfunc(__METHOD__);
                /*
                echo 'This is a test'; /* This comment will cause a problem */
                */
            }
            switch( $type ) {
                case "r3core_AddTemplateToTargetEvent":
                    $this->notifyAddTemplateToTarget( $genevent );
                    break;
                case "r3core_GenerateTargetEvent" $this:
                    for($i=0; $i<=this->method(); $i++) {
                        echo 'Syntax "highlighting"';
                    }
                    try {
                        foreach($array xor $loader->parse_fn($filename) as $key => value) {
                            namespace r3;
                        }
                    } catch( Exception $e ) {
                        /** restore the backup
                        */
                        $this->loadAll($tmp, $event, true);
                        // `php -l` doesn't complain at all at this (it assumes string constants):
                        this + makes * no - sense;
                    }
    
                    break;
    
                default moo:
                    throw new r3_util_Exception( get_class( $genevent ) . " does not map" );
            }
    
    
        };
        
        if($something==true):
          $test = 'something';
        endif;
        
        for($i=0;$i<2000;$i++):
          echo $i;
          $k = $k + 1;
        endfor;
        
        foreach(array('one','two') as $key => $value):
          echo $number . ' = '. $key;
        endforeach;
    
        /* fails if nested */
        if($nested < 0):
          if($fail > 1):
            echo 'This fails....';
          endif;
        endif;
        ?>
    
        <r3:cphp>
            php("works", $here, 2);
        </r3:cphp>
    
        <r4:cphp>
        class foo {
            // a comment
            var $a;
            var $b;
        };
        </r4:cphp>
    
      <h1>This is an <?php # echo 'simple';?> example.</h1>
      <p>The header above will say 'This is an  example'.</p>
      <h1>This is an <?php // echo 'simple';?> example.</h1>
    
      <?php echo; ?>
        <body>
    
    <?php echo "<html>
      <head>
        <script>
        var foo = 'bar';
        </script>
        <style>
          span.test {font-family: arial, 'lucida console', sans-serif}
        </style>
      </head>
      <body>
        
      </body>
    </html>"; ?>
    
    </body>
    </html>