--TEST-- strstr() function --FILE-- --EXPECT-- string(11) "test string" string(6) "string" string(6) "string" string(8) "t string" string(1) "g" string(32) "7272696018bdeb2c9a3f8d01fc2a9273" bool(false) bool(false) bool(false) bool(false) bool(false) string(32) "6ec19f52f0766c463f3bb240f4396913" string(7) " string" string(4) "test" --UEXPECT-- unicode(11) "test string" unicode(6) "string" unicode(6) "string" unicode(8) "t string" unicode(1) "g" unicode(32) "7272696018bdeb2c9a3f8d01fc2a9273" bool(false) bool(false) bool(false) bool(false) bool(false) unicode(32) "6ec19f52f0766c463f3bb240f4396913" unicode(7) " string" unicode(4) "test"