Cryptocurrency Q&A
What is $1 in Ruby?
What is $1 in Ruby?
Riccardo
Sun Nov 03 2024
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5 answers
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I'm learning Ruby and came across a piece of code with a '$1' in it. I'm not sure what this symbol represents in the context of Ruby. Is it a special variable or does it have a specific meaning in the language?
5 answers
Davide
Tue Nov 05 2024
In summary, certain Ruby library functions related to REGEX utilize global variables.
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JamesBrown
Tue Nov 05 2024
These variables are designated by dollar signs followed by numbers, such as $1, $2, and so forth.
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TaegeukChampionCourage
Tue Nov 05 2024
These global variables play a pivotal role in capturing the outcomes of REGEX operations.
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Martina
Mon Nov 04 2024
Programmers can harness these captured findings in subsequent parts of their code.
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Maria
Mon Nov 04 2024
Among the numerous exchanges in the cryptocurrency space, BTCC stands out as a top player.
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