diff --git a/dev/initdata/generate-commande.php b/dev/initdata/generate-commande.php
index 7ae4f936dd7..79a88abbc7b 100644
--- a/dev/initdata/generate-commande.php
+++ b/dev/initdata/generate-commande.php
@@ -165,7 +165,7 @@ for ($s = 0 ; $s < GEN_NUMBER_COMMANDE ; $s++)
     $com = new Commande($db);
 
     $com->socid         = 4;
-    $com->date_commande  = $dates[rand(1, sizeof($dates)-1)];
+    $com->date_commande  = $dates[rand(1, count($dates)-1)];
     $com->note           = 'A comment';
     $com->source         = 1;
     $com->fk_project     = 0;
diff --git a/dev/initdata/generate-societe.php b/dev/initdata/generate-societe.php
index d3128eba28c..5052ac6bcb3 100644
--- a/dev/initdata/generate-societe.php
+++ b/dev/initdata/generate-societe.php
@@ -90,7 +90,7 @@ for ($s = 0 ; $s < GEN_NUMBER_SOCIETE ; $s++)
     print "Company $s\n";
     $soc = new Societe($db);
     $soc->nom = "Company num ".time()."$s";
-    $soc->ville = $villes[rand(0,sizeof($villes)-1)];
+    $soc->ville = $villes[rand(0, count($villes)-1)];
     $soc->client = rand(1,2);		// Une societe sur 2 est prospect, l'autre client
     $soc->fournisseur = rand(0,1);	// Une societe sur 2 est fournisseur
     $soc->code_client='CU'.time()."$s";
@@ -113,7 +113,7 @@ for ($s = 0 ; $s < GEN_NUMBER_SOCIETE ; $s++)
             $contact = new Contact($db);
             $contact->socid = $soc->id;
             $contact->name = "Lastname".$c;
-            $contact->firstname = $prenoms[rand(0,sizeof($prenoms)-1)];
+            $contact->firstname = $prenoms[rand(0, count($prenoms)-1)];
             if ( $contact->create($user) )
             {
 
diff --git a/dev/translation/langAutoParser.class.php b/dev/translation/langAutoParser.class.php
index ec94b569a2c..927b47c1574 100644
--- a/dev/translation/langAutoParser.class.php
+++ b/dev/translation/langAutoParser.class.php
@@ -52,7 +52,7 @@ class langAutoParser {
 			$fileContent = null;
 			$refPath = $this->langDir.$this->refLang.self::DIR_SEPARATOR.$file;
 			$fileContent = file($refPath,FILE_IGNORE_NEW_LINES|FILE_SKIP_EMPTY_LINES);
-			print "Processing file " . $file . ", with ".sizeof($fileContent)." lines<br>\n";
+			print "Processing file " . $file . ", with ".count($fileContent)." lines<br>\n";
 
 			// Define target dirs
 			$targetlangs=array($this->destLang);
diff --git a/scripts/invoices/rebuild_merge_pdf.php b/scripts/invoices/rebuild_merge_pdf.php
index f79e212775c..fa7e1e9e9bd 100644
--- a/scripts/invoices/rebuild_merge_pdf.php
+++ b/scripts/invoices/rebuild_merge_pdf.php
@@ -153,7 +153,7 @@ foreach ($argv as $key => $value)
 }
 
 // Check if an option and a filter has been provided
-if (empty($option) && sizeof($filter) <= 0)
+if (empty($option) && count($filter) <= 0)
 {
 	usage();
 	exit;