this isn’t just an academic curiosity. flip the alternation order to (ab|a)+ and suddenly PCRE matches the entire string! the | operator in backtracking engines is ordered - it’s not union, it’s “try left first”. the order of branches changes the result, which means | is not commutative. a|b and b|a can give different matches.
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While Stanton collected a promising cast for his film, the reviews out of its Sundance debut were bleak. And we can confirm, this movie is a mess. Imagine Black Mirror without nuance or Cloud Atlas without ambition, and you'll have some idea. The Neanderthal plot, which features no modern dialogue, is the most impactful thread. The rest is confounding and bland. — Kristy Puchko, Entertainment Editor。下载安装 谷歌浏览器 开启极速安全的 上网之旅。对此有专业解读
ATM card, reads a key from memory, and then applies a convoluted cryptographic
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