Run results for: eval vs json

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3806.1 Safari/537.36

Browser: Chrome 76

Operating system: Linux

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
json	335229.7 Ops/sec
eval	24005.0 Ops/sec

Tests:

json
jsonstr = '{ "expiration": "1970-01-01T00:00:00", \n\ "ref_block_num": 0, \n\ "ref_block_prefix": 0, \n\ "max_net_usage_words": 0, \n\ "max_cpu_usage_ms": 0, \n\ "delay_sec": 0, \n\ "context_free_actions": [], \n\ "actions": [{ \n\ "account": "eosio.token", \n\ "name": "transfer", \n\ "authorization": [{ \n\ "actor": "from", \n\ "permission": "active" \n\ } \n\ ], \n\ "data": "000000000020e95d00000000000000cd010000000000000000454f53000000000474657374" \n\ } \n\ ], \n\ "transaction_extensions": [] \n\ }'; v = JSON.parse(jsonstr)
eval
jsonstr = 'v = { "expiration": "1970-01-01T00:00:00", \n\ "ref_block_num": 0, \n\ "ref_block_prefix": 0, \n\ "max_net_usage_words": 0, \n\ "max_cpu_usage_ms": 0, \n\ "delay_sec": 0, \n\ "context_free_actions": [], \n\ "actions": [{ \n\ "account": "eosio.token", \n\ "name": "transfer", \n\ "authorization": [{ \n\ "actor": "from", \n\ "permission": "active" \n\ } \n\ ], \n\ "data": "000000000020e95d00000000000000cd010000000000000000454f53000000000474657374" \n\ } \n\ ], \n\ "transaction_extensions": [] \n\ }'; v = eval(jsonstr);