Merge pull request #2 from miska/master

php7.4 compatibility improvement

Author: dracony

src/PHPixie/CLI/Context/SAPI.php

@@ -111,7 +111,7 @@ public function requireParsedArguments()
         array_shift($parameters);
         foreach($parameters as $parameter) {
 
-            if($parameter{0} !== '-') {
+            if($parameter[0] !== '-') {
                 $arguments[]= $parameter;
                 continue;
             }