1. #!/bin/bash
2.  
3. TEST1="hello
4. world"
5. TEST2="hello\nworld"
6.  
7. echo '# Case 1A: echo -n $TEST1'
8. echo -n $TEST1
9. echo ""
10. echo -n $TEST1 | xxd
11. echo ""
12.  
13. echo '# Case 1B: echo -n -e $TEST1'
14. echo -n -e $TEST1
15. echo ""
16. echo -n -e $TEST1 | xxd
17. echo ""
18.  
19. echo '# Case 1C: echo -n "$TEST1"'
20. echo -n "$TEST1"
21. echo ""
22. echo -n "$TEST1" | xxd
23. echo ""
24.  
25. echo '# Case 1D: echo -n -e "$TEST1"'
26. echo -n -e "$TEST1"
27. echo ""
28. echo -n -e "$TEST1" | xxd
29. echo ""
30.  
31. echo '# Case 1E: printf "%s" $TEST1'
32. printf "%s" $TEST1
33. echo ""
34. printf "%s" $TEST1 | xxd
35. echo ""
36.  
37. echo '# Case 1F: $ printf "%s" "$TEST1"'
38. printf "%s" "$TEST1"
39. echo ""
40. printf "%s" "$TEST1" | xxd
41. echo ""
42.  
43. echo "# --------------------------------"
44.  
45. echo '# Case 2A: $ echo -n $TEST2'
46. echo -n $TEST2
47. echo ""
48. echo -n $TEST2 | xxd
49. echo ""
50.  
51. echo '# Case 2B: echo -n -e $TEST2'
52. echo -n -e $TEST2
53. echo ""
54. echo -n -e $TEST2 | xxd
55. echo ""
56.  
57. echo '# Case 2C: echo -n "$TEST2"'
58. echo -n "$TEST2"
59. echo ""
60. echo -n "$TEST2" | xxd
61. echo ""
62.  
63. echo '# Case 2D: echo -n -e "$TEST2"'
64. echo -n -e "$TEST2"
65. echo ""
66. echo -n -e "$TEST2" | xxd
67. echo ""
68.  
69. echo '# Case 2E: printf "%s" $TEST2'
70. printf "%s" $TEST2
71. echo ""
72. printf "%s" $TEST2 | xxd
73. echo ""
74.  
75. echo '# Case 2F: printf "%s" "$TEST2"'
76. printf "%s" "$TEST2"
77. echo ""
78. printf "%s" "$TEST2" | xxd
79. echo ""