On the afternoon of March 18, Tencent today released the 2020 "Tencent R&D Big Data Report", which disclosed data on Tencent's R&D investment, R&D efficiency, and open source collaboration in 2020. The report shows that in 2020, Tencent's R&D personnel accounted for 68% of the company's total headcount, a year-on-year increase of 16%.
In 2020, Tencent added more than 4,000 R&D projects, a year-on-year increase of 22%; new codes exceeded 2 billion lines, a year-on-year increase of 67%. In 2020, the code review coverage rate will reach 70%, with an average reviewer participating 90 times and reviewing an average of 293 lines of code each time.
At the same time, 70% of Tencent's technology leaders continue to output codes. In 2020, the average output per person will be 32,000 rows. 54% of technical experts at level 12 and above devote themselves to coding, and output more than 30,000 lines of code per capita.
C++ is Tencent's most popular programming language. With the further development of cloud computing and microservices-related technologies, the use of Go language has increased the fastest, and it has surpassed JavaScript to become Tencent's second most popular programming language. At the same time, TypeScript has become the second fastest growing language in 2020 with its excellent architecture design and high compatibility, and it is also the most potential front-end language.