lmorchard - Pebbling Club 🐧🪨

Faster JavaScript Trim

blog.stevenlevithan.com
2008-01-31T04:32:20.000Z
javascript trim webdev programming imported:pinboard

Notes

"After seeing a particularly bad trim implementation, I decided to do a little research towards finding the most efficient approach."

Feed

Embed

Unfurl

{ "failed": true, "failedAt": 1728195597456, "failedError": "TimeoutError: Promise timed out after 10000 milliseconds", "expires": 1728366076017, "status": 200, "bodyLength": 114414, "author": "Steven Levithan", "date": "2024-10-07T05:41:25.074Z", "description": "Since JavaScript doesn’t include a trim method natively, it’s included by countless JavaScript libraries – usually as a global function or appended to String.prototype. However, I’ve never seen an implementation which performs as well as it could, probably because most programmers don’t deeply understand or care about regex efficiency issues. After seeing a particularly bad…", "image": "https://secure.gravatar.com/avatar/38194cd1ec3c543ce6f68317cf6b955c?s=56&d=mm&r=pg", "logo": "https://blog.stevenlevithan.com/favicon.ico", "title": "Faster JavaScript Trim", "url": "https://blog.stevenlevithan.com/archives/faster-trim-javascript", "feed": "https://blog.stevenlevithan.com/feed", "iframe": "<blockquote class=\"wp-embedded-content\" data-secret=\"vyXahbCbtI\"><a href=\"https://blog.stevenlevithan.com/archives/faster-trim-javascript\">Faster JavaScript Trim</a></blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https://blog.stevenlevithan.com/archives/faster-trim-javascript/embed#?secret=vyXahbCbtI\" width=\"600\" height=\"338\" title=\"“Faster JavaScript Trim” — Flagrant Badassery\" data-secret=\"vyXahbCbtI\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"></iframe><script>\n/*! This file is auto-generated */\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n</script>\n", "lang": "en", "duration": 9401 }

0 - 50 of 1 items

10 25 50 100 250