const regex = /\[(?<headingtag>\w+)\]|(?<tag>\w+)\s+=\s+(?<code>\W+$)|(\k<tag>\w+)\s+=\s+(\k<code>.*)/gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('\\[(?<headingtag>\\w+)\\]|(?<tag>\\w+)\\s+=\\s+(?<code>\\W+$)|(\\k<tag>\\w+)\\s+=\\s+(\\k<code>.*)', 'gm')
const str = `[abilities]
UnknownDescTech0 = このアビリティの効果は不明。
UnknownDescFun0 = 説明なし。
UnknownName = ？？？のアビリティ。
OneHitDeathName = ワンパンヒーローのバッジ
OneHitDeathDesc0 = 一発で死にます。上級者向け！
SuckInOrbsName = 磁石のバッジ
SuckInOrbsFun0 = アイテムに手が届かない？ これでもう安心。
SuckInOrbsTech0 = 自動で近くのアイテムを引き寄せます！
[abilities_test]
UnknownName = ??? Ability
UnknownDescFun0 = No description.
UnknownDescTech0 = This ability does not seem to have any purpose.
OneHitDeathName = 1-Hit Hero Badge
OneHitDeathDesc0 = You die in one hit. Only for the brave!
SuckInOrbsName = Item Magnet Badge
SuckInOrbsFun0 = Item just out of reach? No longer a problem!
SuckInOrbsTech0 = Automatically attract nearby collectibles!`;
// Reset `lastIndex` if this regex is defined globally
// regex.lastIndex = 0;
let m;
while ((m = regex.exec(str)) !== null) {
// This is necessary to avoid infinite loops with zero-width matches
if (m.index === regex.lastIndex) {
regex.lastIndex++;
}
// The result can be accessed through the `m`-variable.
m.forEach((match, groupIndex) => {
console.log(`Found match, group ${groupIndex}: ${match}`);
});
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for JavaScript, please visit: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions