English Dictionary

lookbehind

名詞

可算名詞 不可算名詞

(regular expressions) The analysis of the preceding characters before the regular expression is matched.

日本語の意味

正規表現において、マッチングが行われる前に、その前にある文字列を解析する手法（後読み）。

When debugging complex patterns, I use a lookbehind to verify the characters that precede the match.

複雑なパターンをデバッグする際、マッチの直前にある文字を検証するために正規表現における直前の文字の解析を使います。

意味（1）

(regular expressions) The analysis of the preceding characters before the regular expression is matched.

[There] are times when it's useful to be able to look to the left of the current position being considered to see what the past had to say about a particular pattern. That is the purpose of lookbehinds.

lookbehinds （ plural ）