Delete

Deletes matching entries in maps or arrays.
Delete entry in map
Given a sample.yml file of:
a: cat
b: dog
then
yq 'del(.b)' sample.yml
will output
a: cat
Delete nested entry in map
Given a sample.yml file of:
a:
  a1: fred
  a2: frood
then
yq 'del(.a.a1)' sample.yml
will output
a:
  a2: frood
Delete entry in array
Given a sample.yml file of:
- 1
- 2
- 3
then
yq 'del(.[1])' sample.yml
will output
- 1
- 3
Delete nested entry in array
Given a sample.yml file of:
- a: cat
  b: dog
then
yq 'del(.[0].a)' sample.yml
will output
- b: dog
Delete no matches
Given a sample.yml file of:
a: cat
b: dog
then
yq 'del(.c)' sample.yml
will output
a: cat
b: dog
Delete matching entries
Given a sample.yml file of:
a: cat
b: dog
c: bat
then
yq 'del( .[] | select(. == "*at") )' sample.yml
will output
b: dog
Recursively delete matching keys
Given a sample.yml file of:
a:
  name: frog
  b:
    name: blog
    age: 12
then
yq 'del(.. | select(has("name")).name)' sample.yml
will output
a:
  b:
    age: 12

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