refactored

pkg/yqlib/doc/Equal Operator.md

@@ -0,0 +1,64 @@
+# Equal Operator
+## Examples
+### Example 0
+sample.yml:
+```yaml
+[cat,goat,dog]
+```
+Expression
+```bash
+yq '.[] | (. == "*at")' < sample.yml
+```
+Result
+```yaml
+true
+true
+false
+```
+### Example 1
+sample.yml:
+```yaml
+[3, 4, 5]
+```
+Expression
+```bash
+yq '.[] | (. == 4)' < sample.yml
+```
+Result
+```yaml
+false
+true
+false
+```
+### Example 2
+sample.yml:
+```yaml
+a: { cat: {b: apple, c: whatever}, pat: {b: banana} }
+```
+Expression
+```bash
+yq '.a | (.[].b == "apple")' < sample.yml
+```
+Result
+```yaml
+true
+false
+```
+### Example 3
+Expression
+```bash
+yq 'null == null' < sample.yml
+```
+Result
+```yaml
+true
+```
+### Example 4
+Expression
+```bash
+yq 'null == ~' < sample.yml
+```
+Result
+```yaml
+true
+```