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| ===== Description ===== | ===== Description ===== | ||
| - | Test existence of the specified value, which will normally be a configuration [[:settings|setting]]. Existence is indicated via the command status; the conditional operators ''&&'' and ''||'' can be used to decide what action to take based upon the existence or non-existence of the setting. | + | Test existence of the specified value, which will normally be a configuration [[:settings|setting]]. Existence is indicated via the command status; the conditional operators ''&&'' and ''||'' can be used to decide what action to take as a result. |
| ===== Command status ===== | ===== Command status ===== | ||
| - | ^ Success | The configuration setting exists | | + | ^ Success | The value exists | |
| - | ^ Failure | The configuration setting does not exist | | + | ^ Failure | The value does not exist | |
| ===== See also ===== | ===== See also ===== | ||
