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mikefarah/yaml
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Yaml
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mikefarah/yaml
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Basic
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Handling '.' in the yaml key
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Arrays
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Create
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Convert
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Basic
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From Stdin
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Splat
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Handling '.' in the yaml key
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Arrays
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Array Splat
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< h1 > Read< / h1 >
2017-04-19 05:45:45 +00:00
< pre > < code > yaml r < yaml_file|json_file> < path>
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< / code > < / pre >
2017-04-19 05:45:45 +00:00
< p > This command can take a json file as input too, and will output yaml unless specified to export as json (-j)< / p >
2017-05-02 22:11:26 +00:00
< h3 id = "basic" > Basic< a class = "headerlink" href = "#basic" title = "Permanent link" > ¶ < / a > < / h3 >
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< p > Given a sample.yaml file of:< / p >
< pre > < code class = "yaml" > b:
c: 2
< / code > < / pre >
< p > then< / p >
< pre > < code class = "bash" > yaml r sample.yaml b.c
< / code > < / pre >
< p > will output the value of '2'.< / p >
2017-05-02 22:11:26 +00:00
< h3 id = "from-stdin" > From Stdin< a class = "headerlink" href = "#from-stdin" title = "Permanent link" > ¶ < / a > < / h3 >
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< p > Given a sample.yaml file of:< / p >
< pre > < code class = "bash" > cat sample.yaml | yaml r - b.c
< / code > < / pre >
< p > will output the value of '2'.< / p >
2017-05-02 22:11:26 +00:00
< h3 id = "splat" > Splat< a class = "headerlink" href = "#splat" title = "Permanent link" > ¶ < / a > < / h3 >
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< p > Given a sample.yaml file of:< / p >
< pre > < code class = "yaml" > ---
bob:
item1:
cats: bananas
item2:
cats: apples
< / code > < / pre >
< p > then< / p >
< pre > < code class = "bash" > yaml r sample.yaml bob.*.cats
< / code > < / pre >
< p > will output< / p >
< pre > < code class = "yaml" > - bananas
- apples
< / code > < / pre >
2017-05-02 22:11:26 +00:00
< h3 id = "handling-in-the-yaml-key" > Handling '.' in the yaml key< a class = "headerlink" href = "#handling-in-the-yaml-key" title = "Permanent link" > ¶ < / a > < / h3 >
2017-04-13 05:36:59 +00:00
< p > Given a sample.yaml file of:< / p >
< pre > < code class = "yaml" > b.x:
c: 2
< / code > < / pre >
< p > then< / p >
< pre > < code class = "bash" > yaml r sample.yaml \" b.x\" .c
< / code > < / pre >
< p > will output the value of '2'.< / p >
2017-05-02 22:11:26 +00:00
< h3 id = "arrays" > Arrays< a class = "headerlink" href = "#arrays" title = "Permanent link" > ¶ < / a > < / h3 >
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< p > You can give an index to access a specific element:
e.g.: given a sample file of< / p >
< pre > < code class = "yaml" > b:
e:
- name: fred
value: 3
- name: sam
value: 4
< / code > < / pre >
< p > then< / p >
< pre > < code > yaml r sample.yaml b.e[1].name
< / code > < / pre >
< p > will output 'sam'< / p >
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< h3 id = "array-splat" > Array Splat< a class = "headerlink" href = "#array-splat" title = "Permanent link" > ¶ < / a > < / h3 >
2017-04-13 05:36:59 +00:00
< p > e.g.: given a sample file of< / p >
< pre > < code class = "yaml" > b:
e:
- name: fred
value: 3
- name: sam
value: 4
< / code > < / pre >
< p > then< / p >
< pre > < code > yaml r sample.yaml b.e[*].name
< / code > < / pre >
< p > will output:< / p >
< pre > < code > - fred
- sam
< / code > < / pre >
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