Add null coalesce operator in token count vectoriezer

JianfuLi · Dec 7, 2016 · 8aad8af · 8aad8af
1 parent 38a26d1
commit 8aad8af
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/Phpml/FeatureExtraction/TokenCountVectorizer.php b/src/Phpml/FeatureExtraction/TokenCountVectorizer.php
@@ -132,7 +132,7 @@ private function getTokenIndex(string $token)
             return false;
         }
 
-        return isset($this->vocabulary[$token]) ? $this->vocabulary[$token] : false;
+        return $this->vocabulary[$token] ?? false;
     }
 
     /**

diff --git a/src/Phpml/Metric/ClassificationReport.php b/src/Phpml/Metric/ClassificationReport.php
@@ -163,7 +163,7 @@ private function computeF1Score(float $precision, float $recall): float
             return 0.0;
         }
 
-        return 2.0 * (($precision * $recall) / ($divider));
+        return 2.0 * (($precision * $recall) / $divider);
     }
 
     /**
-Original file line number
+Diff line change
@@ Expand Up / @@ -132,7 +132,7 @@ private function getTokenIndex(string $token) @@
                 return false;
             }
-            return isset($this->vocabulary[$token]) ? $this->vocabulary[$token] : false;
+            return $this->vocabulary[$token] ?? false;
         }
         /**
@@ Expand Down @@