What is variable_name in pinescript?

variable_name - Pine Script中允许的用户变量的任何名称（可以包含大写和小写的拉丁字符，数字和下划线（_），但不能以数字开头）。 expression - 任何算术表达式，就像定义常规变量一样。 将计算表达式并将其分配给变量一次。

Can pine script™ determine the referencing length of a series?

Where to go from here? Pine Script™ cannot determine the referencing length of a series. Try using max_bars_back in the indicator or strategy function Changed the default session days for `time ()` and `time_close ()` Resolving a problem with a mutable variable in a security expression

What's new in Pine version 3?

December 2013 Appendix Pine version 3 migration guide Default behaviour of security function has changed Self-referenced variables are removed Forward-referenced variables are removed Resolving a problem with a mutable variable in a security expression Math operations with booleans are forbidden HOWTOs Get real OHLC price on a Heikin Ashi chart

Is pine a cloud based programming language?

Pine is cloud-based and therefore different in nature to client-side programming languages. While we will not develop Pine into a full-fledged language with high-end coding capabilities for building very complex tools, constantly improving Pine is one of our highest priorities and we are happy to consider any requests for new features.