Back
  Encoding text data with base64 and utf8_encode
base64 x 1.56 faster 0.2148utf8_encode 0.3348
  Encoding binary data with base64 and utf8_encode
base64 x 5.33 faster 0.5497utf8_encode 2.9308
  Encoding binary data with base64 and rawurlencode
base64 x 4.64 faster 0.5255rawurlencode 2.4409

  Comparing checksums with crc32 and md5
crc32 x 7.80 faster 0.0020 md5 0.0156

  Reading a binary file
fopen-fread-fclose 0.1063 file_get_contents x 1.15 faster 0.0925

Testing PHP 5.0.0b4 Completed on Linux. Benchmark done on: 01-Mar-2004 12:40:03

(c) 2003-2004 John Lim PHP Benchmark Suite (PHP BS 1.0).