![]() System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory : /usr/local/n/versions/node/14.15.4/lib/node_modules/npm/node_modules/cyclist/ |
Upload File : |
var ensureTwoPower = function(n) { if (n && !(n & (n - 1))) return n; var p = 1; while (p < n) p <<= 1; return p; }; var Cyclist = function(size) { if (!(this instanceof Cyclist)) return new Cyclist(size); size = ensureTwoPower(size); this.mask = size-1; this.size = size; this.values = new Array(size); }; Cyclist.prototype.put = function(index, val) { var pos = index & this.mask; this.values[pos] = val; return pos; }; Cyclist.prototype.get = function(index) { return this.values[index & this.mask]; }; Cyclist.prototype.del = function(index) { var pos = index & this.mask; var val = this.values[pos]; this.values[pos] = undefined; return val; }; module.exports = Cyclist;