## Not run:
# ## NSE
# api("http://api.plos.org/search") %>%
# api_query(q = ecology, wt = json, fl = 'id,journal') %>%
# peep
#
# api("http://api.plos.org/search") %>%
# api_query(q = ecology, wt = json, fl = id, fl = journal) %>%
# peep
#
# ## SE
# api("http://api.plos.org/search") %>%
# api_query_(q = "ecology", wt = "json", fl = 'id', fl = 'journal') %>%
# peep
#
# ## NSE
# api("http://api.plos.org/search") %>%
# api_query(q = ecology, wt = json, fl = 'id,journal')
# ## SE
# api("http://api.plos.org/search") %>%
# api_query_(q = "ecology", wt = "json", fl = 'id', fl = 'journal')
# ## End(Not run)
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