Maybe this is a stackoverflow question and I don’t understand what gsub does~~, but this looks like bizarre ruby behavior that I wonder if it could somehow be the ruby image?~~ I get the same results in irb on my local machine. I thought this might be some behavior of dup that I wasn’t understandin…

Variables like $1 are populated after a regex match is performed. Simplifying your example a little: s.gsub('original(value)', "replacement#{$1}") The "replacement#{$1}" expression is evaluated before the gsub function is called. So $1 will be leftover from some previous regex task. (That’s why yo…

Here’s a simpler oddity. This version has gsub not working on the first run, but working on the second: [1] pry(main)> s=%(<p>On Android, click the three-dot icon in the upper right corner and select Relations from the popup menu. This function wasn't working for me until yesterday, so perhaps on A…

[صورة] david: So $1 will be leftover from some previous regex task. OMG. Thank you. I thought I was going crazy. [صورة] david: My preference would be to pass a block to gsub. The block is evaluated after the regex has been matched, so $1 will work as you expect Brilliant. [صورة] d…

Gsub ينتج نتائج مختلفة عند تشغيل نفس الكود

دعم المنتج

pfaffman (Jay Pfaffman) 17 سبتمبر 2021، 8:47م 4

يا إلهي، شكرًا لك. ظننت أنني أفقد عقلي.

رائع.

لطالما تساءلت عن تلك الشبكات المائلة. بعد خمس سنوات، فهمت الأمر.

كان هذا بالتأكيد سؤالًا على Stack Exchange.

شكرًا جزيلًا لك.

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Gsub ينتج نتائج مختلفة عند تشغيل نفس الكود

الموضوعات ذات الصلة