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![Julie Pham](https://uploads.teamtreehouse.com/production/profile-photos/2689502/micro_IMG_1751.JPG.jpeg)
Julie Pham
12,290 PointsHow can I count the number bytes of data that I will pass in the POST request?
Is there any tool beside telnet that doesn't require to count the number of bytes to pass in the POST request?
4 Answers
![Kerstin Reichert](https://secure.gravatar.com/avatar/943f3e971ff6fa9296dcdd9f0ebbff76?s=96&d=https%3A%2F%2Fecs-static.teamtreehouse.com%2Fassets%2Fcontent%2Fdefault_avatar-445fbbabfc8dc9188fb5967fe43322ee0c3e0dd1e10f378bf8343784af5a13eb.webp&r=pg)
Kerstin Reichert
906 PointsYou could use a byte counter like https://mothereff.in/byte-counter
![Sean T. Unwin](https://uploads.teamtreehouse.com/production/profile-photos/77880/micro_sean-swglance-02-bw-165x165.jpg)
Sean T. Unwin
28,690 PointsAs mentioned in the Teacher's Notes, if the data is utf-8 and part of the Basic Latin Characters we can assume 1 character equals 1 byte.
tl;dr: the total number of characters is equal to the total number of bytes.
![Julie Pham](https://uploads.teamtreehouse.com/production/profile-photos/2689502/micro_IMG_1751.JPG.jpeg)
Julie Pham
12,290 PointsThanks guys!
![byteknacker](https://uploads.teamtreehouse.com/production/profile-photos/2768732/micro_profile.jpg)
byteknacker
Courses Plus Student 2,984 PointsIs there a command line tool that I can run to get the exact byte size of the payload I am about to send as a POST request?
nico dev
20,364 Pointsnico dev
20,364 PointsWow, fantastic resource. Thank you!