String append: Difference between revisions
jq (header)
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"Goodbye, World!"
</pre>
=={{header|jq}}==
jq's <code>+</code> operator can be used to append two strings, and under certain circumstances the <code>+=</code> operator can be used as an abbreviation for appending a string to an existing string. For example, all three of the following produce the same output:<lang jq>"Hello" | . += ", world!"
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{ "greeting": "Hello"} | .greeting += ", world!" | .greeting</lang>
However the <code>+=</code> operator cannot be used with jq variables in the conventional manner. One could
=={{header|Julia}}==
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