1 The `getenv()` function returns the value of the given environment variable 2 or `null` if either the given variable does not exist or if the given name 3 argument is not a string. 4 5 If the variable name argument is omitted, getenv() returns a dictionary 6 containing all environment variables. 7 8 -- Testcase -- 9 {% 10 printf("%.J\n", [ 11 getenv("TEST_VARIABLE"), 12 getenv("EMPTY_VARIABLE"), 13 getenv("THIS_LIKELY_DOES_NOT_EXIST"), 14 getenv(123), 15 type(getenv()) 16 ]); 17 %} 18 -- End -- 19 20 -- Vars -- 21 TEST_VARIABLE=Test Value 22 EMPTY_VARIABLE= 23 -- End -- 24 25 -- Expect stdout -- 26 [ 27 "Test Value", 28 "", 29 null, 30 null, 31 "object" 32 ] 33 -- End --
This page was automatically generated by LXR 0.3.1. • OpenWrt