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    <h3>Editing: CompilesLoops.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

namespace Illuminate\View\Compilers\Concerns;

trait CompilesLoops
{
    /**
     * Counter to keep track of nested forelse statements.
     *
     * @var int
     */
    protected $forElseCounter = 0;

    /**
     * Compile the for-else statements into valid PHP.
     *
     * @param  string  $expression
     * @return string
     */
    protected function compileForelse($expression)
    {
        $empty = '$__empty_'.++$this-&gt;forElseCounter;

        preg_match('/\( *(.*) +as *(.*)\)$/is', $expression, $matches);

        $iteratee = trim($matches[1]);

        $iteration = trim($matches[2]);

        $initLoop = &quot;\$__currentLoopData = {$iteratee}; \$__env-&gt;addLoop(\$__currentLoopData);&quot;;

        $iterateLoop = '$__env-&gt;incrementLoopIndices(); $loop = $__env-&gt;getLastLoop();';

        return &quot;&lt;?php {$empty} = true; {$initLoop} foreach(\$__currentLoopData as {$iteration}): {$iterateLoop} {$empty} = false; ?&gt;&quot;;
    }

    /**
     * Compile the for-else-empty and empty statements into valid PHP.
     *
     * @param  string  $expression
     * @return string
     */
    protected function compileEmpty($expression)
    {
        if ($expression) {
            return &quot;&lt;?php if(empty{$expression}): ?&gt;&quot;;
        }

        $empty = '$__empty_'.$this-&gt;forElseCounter--;

        return &quot;&lt;?php endforeach; \$__env-&gt;popLoop(); \$loop = \$__env-&gt;getLastLoop(); if ({$empty}): ?&gt;&quot;;
    }

    /**
     * Compile the end-for-else statements into valid PHP.
     *
     * @return string
     */
    protected function compileEndforelse()
    {
        return '&lt;?php endif; ?&gt;';
    }

    /**
     * Compile the end-empty statements into valid PHP.
     *
     * @return string
     */
    protected function compileEndEmpty()
    {
        return '&lt;?php endif; ?&gt;';
    }

    /**
     * Compile the for statements into valid PHP.
     *
     * @param  string  $expression
     * @return string
     */
    protected function compileFor($expression)
    {
        return &quot;&lt;?php for{$expression}: ?&gt;&quot;;
    }

    /**
     * Compile the for-each statements into valid PHP.
     *
     * @param  string  $expression
     * @return string
     */
    protected function compileForeach($expression)
    {
        preg_match('/\( *(.*) +as *(.*)\)$/is', $expression, $matches);

        $iteratee = trim($matches[1]);

        $iteration = trim($matches[2]);

        $initLoop = &quot;\$__currentLoopData = {$iteratee}; \$__env-&gt;addLoop(\$__currentLoopData);&quot;;

        $iterateLoop = '$__env-&gt;incrementLoopIndices(); $loop = $__env-&gt;getLastLoop();';

        return &quot;&lt;?php {$initLoop} foreach(\$__currentLoopData as {$iteration}): {$iterateLoop} ?&gt;&quot;;
    }

    /**
     * Compile the break statements into valid PHP.
     *
     * @param  string  $expression
     * @return string
     */
    protected function compileBreak($expression)
    {
        if ($expression) {
            preg_match('/\(\s*(-?\d+)\s*\)$/', $expression, $matches);

            return $matches ? '&lt;?php break '.max(1, $matches[1]).'; ?&gt;' : &quot;&lt;?php if{$expression} break; ?&gt;&quot;;
        }

        return '&lt;?php break; ?&gt;';
    }

    /**
     * Compile the continue statements into valid PHP.
     *
     * @param  string  $expression
     * @return string
     */
    protected function compileContinue($expression)
    {
        if ($expression) {
            preg_match('/\(\s*(-?\d+)\s*\)$/', $expression, $matches);

            return $matches ? '&lt;?php continue '.max(1, $matches[1]).'; ?&gt;' : &quot;&lt;?php if{$expression} continue; ?&gt;&quot;;
        }

        return '&lt;?php continue; ?&gt;';
    }

    /**
     * Compile the end-for statements into valid PHP.
     *
     * @return string
     */
    protected function compileEndfor()
    {
        return '&lt;?php endfor; ?&gt;';
    }

    /**
     * Compile the end-for-each statements into valid PHP.
     *
     * @return string
     */
    protected function compileEndforeach()
    {
        return '&lt;?php endforeach; $__env-&gt;popLoop(); $loop = $__env-&gt;getLastLoop(); ?&gt;';
    }

    /**
     * Compile the while statements into valid PHP.
     *
     * @param  string  $expression
     * @return string
     */
    protected function compileWhile($expression)
    {
        return &quot;&lt;?php while{$expression}: ?&gt;&quot;;
    }

    /**
     * Compile the end-while statements into valid PHP.
     *
     * @return string
     */
    protected function compileEndwhile()
    {
        return '&lt;?php endwhile; ?&gt;';
    }
}
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