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docs(regex): edit regex

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ruanyf 2018-03-02 12:42:37 +08:00
parent 53389645e7
commit b4f1226178
1 changed files with 2 additions and 2 deletions
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docs/regex.md
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@ -182,7 +182,7 @@ match.index // 3
REGEX.lastIndex // 4 REGEX.lastIndex // 4
// 4号位开始匹配失败 // 4号位开始匹配失败
REGEX.exec('xaxa') // null REGEX.exec('xaya') // null
``` ```
上面代码中，`lastIndex`属性指定每次搜索的开始位置，`g`修饰符从这个位置开始向后搜索，直到发现匹配为止。 上面代码中，`lastIndex`属性指定每次搜索的开始位置，`g`修饰符从这个位置开始向后搜索，直到发现匹配为止。
@ -202,7 +202,7 @@ REGEX.exec('xaya') // null
REGEX.lastIndex = 3; REGEX.lastIndex = 3;
// 3号位置是粘连，匹配成功 // 3号位置是粘连，匹配成功
const match = REGEX.exec('xaxa'); const match = REGEX.exec('xaya');
match.index // 3 match.index // 3
REGEX.lastIndex // 4 REGEX.lastIndex // 4
``` ```