Add reverse case function
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README.md
28
README.md
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@ -386,6 +386,32 @@ $ upper "HELLO"
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HELLO
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```
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## Reverse a string case
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**CAVEAT:** Requires `bash` 4+
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**Example Function:**
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```sh
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reverse_case() {
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# Usage: reverse_case "string"
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printf '%s\n' "${1~~}"
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}
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```
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**Example Usage:**
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```shell
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$ reverse_case "hello"
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HELLO
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$ reverse_case "HeLlO"
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hElLo
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$ reverse_case "HELLO"
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hello
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```
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## Trim quotes from a string
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**Example Function:**
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@ -1221,6 +1247,8 @@ Contrary to popular belief, there is no issue in utilizing raw escape sequences.
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| `${VAR^^}` | Uppercase all characters. | `bash 4+` |
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| `${VAR,}` | Lowercase first character. | `bash 4+` |
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| `${VAR,,}` | Lowercase all characters. | `bash 4+` |
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| `${VAR~}` | Reverse case of first character. | `bash 4+` |
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| `${VAR~~}` | Reverse case of all characters. | `bash 4+` |
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## Default Value
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@ -209,6 +209,32 @@ $ upper "HELLO"
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HELLO
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```
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## Reverse a string case
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**CAVEAT:** Requires `bash` 4+
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**Example Function:**
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```sh
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reverse_case() {
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# Usage: reverse_case "string"
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printf '%s\n' "${1~~}"
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}
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```
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**Example Usage:**
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```shell
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$ reverse_case "hello"
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HELLO
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$ reverse_case "HeLlO"
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hElLo
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$ reverse_case "HELLO"
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hello
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```
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## Trim quotes from a string
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**Example Function:**
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@ -48,6 +48,8 @@
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| `${VAR^^}` | Uppercase all characters. | `bash 4+` |
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| `${VAR,}` | Lowercase first character. | `bash 4+` |
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| `${VAR,,}` | Lowercase all characters. | `bash 4+` |
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| `${VAR~}` | Reverse case of first character. | `bash 4+` |
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| `${VAR~~}` | Reverse case of all characters. | `bash 4+` |
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## Default Value
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