{"id":2101,"date":"2019-04-19T14:14:12","date_gmt":"2019-04-19T13:14:12","guid":{"rendered":"https:\/\/solidt.eu\/site\/?p=2101"},"modified":"2022-07-25T08:35:43","modified_gmt":"2022-07-25T07:35:43","slug":"javascript-loop-regex-matches","status":"publish","type":"post","link":"https:\/\/solidt.eu\/site\/javascript-loop-regex-matches\/","title":{"rendered":"Javascript loop regex matches"},"content":{"rendered":"\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">(() => {\n\n    function* matches(re, str) {\n        for (let m; m = re.exec(str);) { yield m[1]; }\n    }\n\n    function* map(iter, mapping) {\n        for(let c = iter.next(); !c.done; c = iter.next()) { yield mapping(c.value); }\n    }\n\n    const lpad = (x, l, f) => String(x).padStart(l, f);\n    const padNumArray = (re, str) => map(matches(re, str), x => lpad(Number(x), 4, \"0\"));\n\n\n    for (const paddedNumber of padNumArray(\/(\\d+)\/g, \"12,45,78,89,5,1,306\")) {\n        console.log(paddedNumber);\n    }\n\n})();\n<\/pre>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[5,4,1],"tags":[],"class_list":["post-2101","post","type-post","status-publish","format-standard","hentry","category-javascript","category-programming","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/2101","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/comments?post=2101"}],"version-history":[{"count":4,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/2101\/revisions"}],"predecessor-version":[{"id":2106,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/2101\/revisions\/2106"}],"wp:attachment":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/media?parent=2101"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/categories?post=2101"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/tags?post=2101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}