Ruby

SendGrid Hello World -- Send Simple Email to Single Recipient

See more SendGrid Examples

Sends an email to a single recipient using SendGrid. Ruby

require 'chilkat'

success = false

# This example assumes the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

http = Chilkat::CkHttp.new()

# Implements the following CURL command:

# curl --request POST \
#   --url https://api.sendgrid.com/v3/mail/send \
#   --header 'Authorization: Bearer YOUR_API_KEY' \
#   --header 'Content-Type: application/json' \
#   --data '{"personalizations": [{"to": [{"email": "recipient@example.com", "name": "Recipient Name"}]}],"from": {"email": "sendeexampexample@example.com"},"subject": "Hello, World!","content": [{"type": "text/plain", "value": "Heya!"}]}'

# Use the following online tool to generate HTTP code from a CURL command
# Convert a cURL Command to HTTP Source Code

# Use this online tool to generate code from sample JSON:
# Generate Code to Create JSON

# The following JSON is sent in the request body.

# {
#   "personalizations": [
#     {
#       "to": [
#         {
#           "email": "recipient@example.com",
#           "name": "Recipient Name"
#         }
#       ]
#     }
#   ],
#   "from": {
#     "email": "sendeexampexample@example.com"
#   },
#   "subject": "Hello, World!",
#   "content": [
#     {
#       "type": "text/plain",
#       "value": "Heya!"
#     }
#   ]
# }

json = Chilkat::CkJsonObject.new()
json.UpdateString("personalizations[0].to[0].email","recipient@example.com")
# The "name" is optional.
json.UpdateString("personalizations[0].to[0].name","Recipient Name")
json.UpdateString("from.email","sendeexampexample@example.com")
json.UpdateString("subject","Hello, World!")
json.UpdateString("content[0].type","text/plain")
json.UpdateString("content[0].value","Heya!")

# Adds the "Authorization: Bearer YOUR_API_KEY" header.
http.put_AuthToken("YOUR_API_KEY")

resp = Chilkat::CkHttpResponse.new()
success = http.HttpJson("POST","https://api.sendgrid.com/v3/mail/send",json,"application/json",resp)
if (success == false)
    print http.lastErrorText() + "\n";
    exit
end

if (http.get_LastMethodSuccess() != true)
    print http.lastErrorText() + "\n";
else
    print "response status code: " + resp.get_StatusCode().to_s() + "\n";
    # Display the response.
    # If successful, the response code is 202 and the response body string is empty.
    # (The response body string may also be empty for error response codes.)
    print resp.bodyStr() + "\n";
end