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+# trap
+
+> Automatically execute commands after receiving signals by processes or the operating system.
+> Can be used to perform cleanups for interruptions by the user or other causes.
+
+- List available signals to set traps for:
+
+`trap -l`
+
+- List active traps for the current shell:
+
+`trap -p`
+
+- Set a trap to execute commands when one or more signals are detected:
+
+`trap '{{shell_commands}}' {{signal_names}}`
+
+- Remove active traps:
+
+`trap - {{signal_names}}`
+
+- Set a trap to delete a file after the user has interrupted a download:
+
+`trap 'rm -i master.zip' SIGINT ERR`