1	#!/usr/bin/env bash
2
3	### Remove const suffix
4	v=abcd
5	echo ${v%d} ${v%%cd}
6	# stdout: abc ab
7
8	### Remove const prefix
9	v=abcd
10	echo ${v#a} ${v##ab}
11	# stdout: bcd cd
12
13	### Remove const suffix is vectorized on user array
14	a=(1a 2a 3a)
15	argv.py ${a[@]%a}
16	# stdout: ['1', '2', '3']
17	# status: 0
18	# N-I dash/mksh stdout-json: ""
19	# N-I dash status: 2
20	# N-I mksh status: 1
21
22	### Remove const suffix is vectorized on $@ array
23	set -- 1a 2a 3a
24	argv.py ${@%a}
25	# stdout: ['1', '2', '3']
26	# status: 0
27	# N-I dash stdout: ['1a', '2a', '3']
28	# N-I dash status: 0
29	# N-I mksh stdout-json: ""
30	# N-I mksh status: 1
31
32	### Remove const suffix from undefined
33	echo ${undef%suffix}
34	# stdout:
35
36	### Remove smallest glob suffix
37	v=aabbccdd
38	echo ${v%c*}
39	# stdout: aabbc
40
41	### Remove longest glob suffix
42	v=aabbccdd
43	echo ${v%%c*}
44	# stdout: aabb
45
46	### Remove smallest glob prefix
47	v=aabbccdd
48	echo ${v#*b}
49	# stdout: bccdd
50
51	### Remove longest glob prefix
52	v=aabbccdd
53	echo ${v##*b}
54	# stdout: ccdd
55