Client Runtime > Elixir Standard Library > System

System

Browse all functions in the System Elixir standard library module to see which are available in Hologram's client runtime.
Quickly scan implementation status, progress percentages, and Erlang dependency counts at a glance.

Progress: 68% (53 functions)

done 9 functions

in progress 0 functions

todo 0 functions

deferred 44 functions

Functions

System.argv/0 deferred

0% progress 1 Erlang deps

System.argv/1 deferred

0% progress 1 Erlang deps

System.at_exit/1 deferred

50% progress 2 Erlang deps

System.build_info/0 deferred

79% progress 115 Erlang deps

System.cmd/2 deferred

76% progress 109 Erlang deps

System.cmd/3 deferred

76% progress 109 Erlang deps

System.compiled_endianness/0 done

100% progress 0 Erlang deps

System.convert_time_unit/3 deferred

76% progress 91 Erlang deps

System.cwd/0 deferred

75% progress 91 Erlang deps

System.cwd!/0 deferred

74% progress 92 Erlang deps

System.delete_env/1 deferred

75% progress 91 Erlang deps

System.endianness/0 deferred

0% progress 1 Erlang deps

System.fetch_env/1 deferred

75% progress 91 Erlang deps

System.fetch_env!/1 deferred

75% progress 91 Erlang deps

System.find_executable/1 deferred

76% progress 97 Erlang deps

System.get_env/0 deferred

76% progress 94 Erlang deps

System.get_env/1 deferred

75% progress 91 Erlang deps

System.get_env/2 deferred

75% progress 91 Erlang deps

System.get_pid/0 deferred

67% progress 3 Erlang deps

System.halt/0 deferred

75% progress 91 Erlang deps

System.halt/1 deferred

75% progress 91 Erlang deps

System.monotonic_time/0 done

100% progress 1 Erlang deps

System.monotonic_time/1 deferred

76% progress 93 Erlang deps

System.no_halt/0 deferred

0% progress 1 Erlang deps

System.no_halt/1 deferred

50% progress 2 Erlang deps

System.os_time/0 done

100% progress 1 Erlang deps

System.os_time/1 deferred

76% progress 93 Erlang deps

System.otp_release/0 deferred

50% progress 2 Erlang deps

System.pid/0 deferred

74% progress 90 Erlang deps

System.put_env/1 deferred

76% progress 99 Erlang deps

System.put_env/2 deferred

76% progress 97 Erlang deps

System.restart/0 deferred

0% progress 1 Erlang deps

System.schedulers/0 deferred

0% progress 1 Erlang deps

System.schedulers_online/0 deferred

0% progress 1 Erlang deps

System.shell/1 deferred

75% progress 110 Erlang deps

System.shell/2 deferred

75% progress 110 Erlang deps

System.stacktrace/0 done

100% progress 0 Erlang deps

System.stop/0 deferred

74% progress 92 Erlang deps

System.stop/1 deferred

74% progress 92 Erlang deps

System.system_time/0 done

100% progress 2 Erlang deps

System.system_time/1 deferred

77% progress 94 Erlang deps

System.time_offset/0 done

100% progress 3 Erlang deps

System.time_offset/1 deferred

77% progress 95 Erlang deps

System.tmp_dir/0 deferred

73% progress 93 Erlang deps

System.tmp_dir!/0 deferred

72% progress 94 Erlang deps

System.trap_signal/2 deferred

72% progress 93 Erlang deps

System.trap_signal/3 deferred

72% progress 93 Erlang deps

System.unique_integer/0 done

100% progress 1 Erlang deps

System.unique_integer/1 done

100% progress 1 Erlang deps

System.untrap_signal/2 deferred

73% progress 92 Erlang deps

System.user_home/0 deferred

75% progress 4 Erlang deps

System.user_home!/0 deferred

74% progress 92 Erlang deps

System.version/0 done

100% progress 0 Erlang deps

Function	Progress	Status	Deps
System.argv/0	0%	deferred	1
System.argv/1	0%	deferred	1
System.at_exit/1	50%	deferred	2
System.build_info/0	79%	deferred	115
System.cmd/2	76%	deferred	109
System.cmd/3	76%	deferred	109
System.compiled_endianness/0	100%	done	0
System.convert_time_unit/3	76%	deferred	91
System.cwd/0	75%	deferred	91
System.cwd!/0	74%	deferred	92
System.delete_env/1	75%	deferred	91
System.endianness/0	0%	deferred	1
System.fetch_env/1	75%	deferred	91
System.fetch_env!/1	75%	deferred	91
System.find_executable/1	76%	deferred	97
System.get_env/0	76%	deferred	94
System.get_env/1	75%	deferred	91
System.get_env/2	75%	deferred	91
System.get_pid/0	67%	deferred	3
System.halt/0	75%	deferred	91
System.halt/1	75%	deferred	91
System.monotonic_time/0	100%	done	1
System.monotonic_time/1	76%	deferred	93
System.no_halt/0	0%	deferred	1
System.no_halt/1	50%	deferred	2
System.os_time/0	100%	done	1
System.os_time/1	76%	deferred	93
System.otp_release/0	50%	deferred	2
System.pid/0	74%	deferred	90
System.put_env/1	76%	deferred	99
System.put_env/2	76%	deferred	97
System.restart/0	0%	deferred	1
System.schedulers/0	0%	deferred	1
System.schedulers_online/0	0%	deferred	1
System.shell/1	75%	deferred	110
System.shell/2	75%	deferred	110
System.stacktrace/0	100%	done	0
System.stop/0	74%	deferred	92
System.stop/1	74%	deferred	92
System.system_time/0	100%	done	2
System.system_time/1	77%	deferred	94
System.time_offset/0	100%	done	3
System.time_offset/1	77%	deferred	95
System.tmp_dir/0	73%	deferred	93
System.tmp_dir!/0	72%	deferred	94
System.trap_signal/2	72%	deferred	93
System.trap_signal/3	72%	deferred	93
System.unique_integer/0	100%	done	1
System.unique_integer/1	100%	done	1
System.untrap_signal/2	73%	deferred	92
System.user_home/0	75%	deferred	4
System.user_home!/0	74%	deferred	92
System.version/0	100%	done	0