Remove warnings

htdocs/core/lib/functions2.lib.php

@@ -640,7 +640,8 @@ function dolObfuscateEmail($mail, $replace="*", $nbreplace=8, $nbdisplaymail=4,
 	$mail_domaine = $tab2[0];
 	$mail_tld = '';
 
-	for($i=1; $i < count($tab2) && $displaytld ;$i++)
+	$nbofelem = count($tab2);
+	for($i=1; $i < $nbofelem && $displaytld; $i++)
 	{
 		$mail_tld .= '.'.$tab2[$i];
 	}

htdocs/core/lib/functionsnumtoword.lib.php

@@ -37,7 +37,9 @@ function dolNumberToWord($numero, $langs, $numorcurrency='number')
 		return -1;
 	// Get 2 decimals to cents, another functions round or truncate
 	$strnumber = number_format ($numero,10);
-	for ($i=0; $i<strlen($strnumber); $i++){
+	$len=strlen($strnumber);
+	for ($i=0; $i<$len; $i++)
+	{
 		if ($strnumber[$i]=='.') {
 			$parte_decimal = $strnumber[$i+1].$strnumber[$i+2];
 			break;