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| From: | arnold |
| Subject: | Re: [bug-gawk] Compatible way to test if a variable is set |
| Date: | Sun, 25 Nov 2018 11:22:22 -0700 |
| User-agent: | Heirloom mailx 12.4 7/29/08 |
Peng Yu <address@hidden> wrote: > Is there a way to test if a variable is set that may be used across > gawk and other variants (such as mawk)? No, sorry. Arnold
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