(PHP 4 >= 4.2.0, PHP 5 < 5.3.0, PECL ncurses >= 1.0.0)
ncurses_instr — Reads string from terminal screen
此函数是实验性的。 此函数的表象，包括名称及其相关文档都可能在未来的 PHP 发布版本中未通知就被修改。使用本扩展风险自担 。
Reads a string from the terminal screen and returns the number of characters read from the current character position until end of line.
The characters. Attributes will be stripped.
Returns the number of characters.