compare.sh

#!/bin/sh

run() {
    number=$1
    shift
    for i in `seq $number`; do
      START=$(gdate +%s.%N)
      $@
      END=$(gdate +%s.%N)
      echo "$END - $START" | bc
    done
}

run 100 php ~/tmp/php/compare.php ~/tmp/php/file/365.csv
run 100 php ~/tmp/php/compare_yield.php ~/tmp/php/file/365.csv