Change String to Date with using date -d
Clash Royale CLAN TAG#URR8PPP
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I need to change a date String from format YYYYMMDD to date YYYY-MM-DD without using date -d command. The only option I found is string manipulations.
shell-script date
asked Apr 2 at 15:33
Hassam
63
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up vote
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I need to change a date String from format YYYYMMDD to date YYYY-MM-DD without using date -d command. The only option I found is string manipulations.
shell-script date
asked Apr 2 at 15:33
Hassam
63
How many tools can you name that perform text manipulation? If none, please go and do some basic research. Otherwise, tell us what you’ve tried. … … … … … … … … … … … … … … … … …  P.S. Technically, you have not asked a question.
– G-Man
Apr 2 at 15:58
add a comment |Â
up vote
0
down vote
favorite
up vote
0
down vote
favorite
I need to change a date String from format YYYYMMDD to date YYYY-MM-DD without using date -d command. The only option I found is string manipulations.
shell-script date
asked Apr 2 at 15:33
Hassam
63
I need to change a date String from format YYYYMMDD to date YYYY-MM-DD without using date -d command. The only option I found is string manipulations.
shell-script date
asked Apr 2 at 15:33
Hassam
63
asked Apr 2 at 15:33
Hassam
63
asked Apr 2 at 15:33
Hassam
63
asked Apr 2 at 15:33
Hassam
63
63
How many tools can you name that perform text manipulation? If none, please go and do some basic research. Otherwise, tell us what you’ve tried. … … … … … … … … … … … … … … … … …  P.S. Technically, you have not asked a question.
– G-Man
Apr 2 at 15:58
add a comment |Â
How many tools can you name that perform text manipulation? If none, please go and do some basic research. Otherwise, tell us what you’ve tried. … … … … … … … … … … … … … … … … …  P.S. Technically, you have not asked a question.
– G-Man
Apr 2 at 15:58
How many tools can you name that perform text manipulation? If none, please go and do some basic research. Otherwise, tell us what you’ve tried. … … … … … … … … … … … … … … … … …  P.S. Technically, you have not asked a question.
– G-Man
Apr 2 at 15:58
How many tools can you name that perform text manipulation? If none, please go and do some basic research. Otherwise, tell us what you’ve tried. … … … … … … … … … … … … … … … … …  P.S. Technically, you have not asked a question.
– G-Man
Apr 2 at 15:58
add a comment |Â
1 Answer
1
active
oldest
votes
up vote
3
down vote
accepted
What about using bash parameter expansion?
$ var=20180402
$ echo "$var::4-$var:4:2-$var:6"
2018-04-02
answered Apr 2 at 15:36
Jesse_b
10.4k22658
Spot of code golf: the last term could just be '$var:6'
– bu5hman
Apr 2 at 17:10
Further golf : the first term could be just$var::4
– steve
Apr 2 at 18:33
Thanks didn't think about either. I did consider using$var: -2for the last one but didn't want to lead to confusion.
– Jesse_b
Apr 2 at 19:17
add a comment |Â
1 Answer
1
active
oldest
votes
1 Answer
1
active
oldest
votes
active
oldest
votes
active
oldest
votes
up vote
3
down vote
accepted
What about using bash parameter expansion?
$ var=20180402
$ echo "$var::4-$var:4:2-$var:6"
2018-04-02
answered Apr 2 at 15:36
Jesse_b
10.4k22658
Spot of code golf: the last term could just be '$var:6'
– bu5hman
Apr 2 at 17:10
Further golf : the first term could be just$var::4
– steve
Apr 2 at 18:33
Thanks didn't think about either. I did consider using$var: -2for the last one but didn't want to lead to confusion.
– Jesse_b
Apr 2 at 19:17
add a comment |Â
up vote
3
down vote
accepted
What about using bash parameter expansion?
$ var=20180402
$ echo "$var::4-$var:4:2-$var:6"
2018-04-02
answered Apr 2 at 15:36
Jesse_b
10.4k22658
Spot of code golf: the last term could just be '$var:6'
– bu5hman
Apr 2 at 17:10
Further golf : the first term could be just$var::4
– steve
Apr 2 at 18:33
Thanks didn't think about either. I did consider using$var: -2for the last one but didn't want to lead to confusion.
– Jesse_b
Apr 2 at 19:17
add a comment |Â
up vote
3
down vote
accepted
up vote
3
down vote
accepted
What about using bash parameter expansion?
$ var=20180402
$ echo "$var::4-$var:4:2-$var:6"
2018-04-02
answered Apr 2 at 15:36
Jesse_b
10.4k22658
What about using bash parameter expansion?
$ var=20180402
$ echo "$var::4-$var:4:2-$var:6"
2018-04-02
answered Apr 2 at 15:36
Jesse_b
10.4k22658
edited Apr 2 at 19:16
answered Apr 2 at 15:36
Jesse_b
10.4k22658
answered Apr 2 at 15:36
Jesse_b
10.4k22658
answered Apr 2 at 15:36
Jesse_b
10.4k22658
10.4k22658
Spot of code golf: the last term could just be '$var:6'
– bu5hman
Apr 2 at 17:10
Further golf : the first term could be just$var::4
– steve
Apr 2 at 18:33
Thanks didn't think about either. I did consider using$var: -2for the last one but didn't want to lead to confusion.
– Jesse_b
Apr 2 at 19:17
add a comment |Â
Spot of code golf: the last term could just be '$var:6'
– bu5hman
Apr 2 at 17:10
Further golf : the first term could be just$var::4
– steve
Apr 2 at 18:33
Thanks didn't think about either. I did consider using$var: -2for the last one but didn't want to lead to confusion.
– Jesse_b
Apr 2 at 19:17
Spot of code golf: the last term could just be '$var:6'
– bu5hman
Apr 2 at 17:10
Spot of code golf: the last term could just be '$var:6'
– bu5hman
Apr 2 at 17:10
Further golf : the first term could be just
$var::4– steve
Apr 2 at 18:33
Further golf : the first term could be just
$var::4– steve
Apr 2 at 18:33
Thanks didn't think about either. I did consider using
$var: -2 for the last one but didn't want to lead to confusion.– Jesse_b
Apr 2 at 19:17
Thanks didn't think about either. I did consider using
$var: -2 for the last one but didn't want to lead to confusion.– Jesse_b
Apr 2 at 19:17
add a comment |Â
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How many tools can you name that perform text manipulation? If none, please go and do some basic research. Otherwise, tell us what you’ve tried. … … … … … … … … … … … … … … … … …  P.S. Technically, you have not asked a question.
– G-Man
Apr 2 at 15:58