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description=Use free online calculators, converters and tools for math, finance, health, dates, units, numbers and everyday calculations. Fast, simple and easy to use.;

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Text of the page (random words):
free online calculators converters tools hello from nexcalco edit the html and css to see your changes example button const samplecss body margin 0 padding 30px font family arial sans serif background f1f5f9 color 263445 card max width 520px margin 30px auto padding 30px background ffffff border radius 12px text align center box shadow 0 4px 18px rgba 0 0 0 0 08 h1 color 1673a5 p font size 17px line height 1 6 demo button display inline block padding 11px 18px background 1673a5 color ffffff text decoration none border radius 6px demo button hover background 105779 function showmessage text message textcontent text message style display block cleartimeout messagetimer messagetimer settimeout message style display none 2500 function setbuttontext button text original if button return button textcontent text settimeout if button isconnected button textcontent original 1400 function updatelines editor linebox const count math max 1 editor value split n length let html for let i 1 i i linebox innerhtml html linebox scrolltop editor scrolltop return count function updatecounts const active activeeditor const chars active value length charcount textcontent chars tolocalestring chars 1 character characters const htmlcount math max 1 htmleditor value split n length const csscount math max 1 csseditor value split n length linecount textcontent html htmlcount htmlcount 1 line lines css csscount csscount 1 line lines function switchtab type const showhtml type html htmlarea classlist toggle nhv hidden showhtml cssarea classlist toggle nhv hidden showhtml htmltab setattribute aria selected showhtml true false csstab setattribute aria selected showhtml false true activeeditor showhtml htmleditor csseditor updatecounts activeeditor focus function builddocument let html htmleditor value const css csseditor value const styletag if html trim html if i test html if i test html html html replace i styletag n else if i test html html html replace i match match n styletag else html html replace i match return match n n styletag n return html return n n n n n styletag n n n html n n function updatepreview preview srcdoc builddocument previewstatus textcontent updated cleartimeout statustimer statustimer settimeout previewstatus textcontent ready 900 function schedulepreview updatelines htmleditor htmllines updatelines csseditor csslines updatecounts previewstatus textcontent updating cleartimeout previewtimer previewtimer settimeout updatepreview 300 function downloadfile content filename type const blob new blob content type type const url url createobjecturl blob const link document createelement a link href url link download filename document body appendchild link link click link remove settimeout url revokeobjecturl url 1000 async function copytext content button originallabel if content trim showmessage there is no code to copy return try if navigator clipboard window issecurecontext await navigator clipboard writetext content else const temp document createelement textarea temp value content temp style position fixed temp style left 9999px document body appendchild temp temp focus temp select const copied document execcommand copy temp remove if copied throw new error copy failed setbuttontext button copied originallabel showmessage code copied successfully catch error showmessage copy was blocked by your browser please select and copy the code manually function formathtml source const tokens source match const token raw trim if token return if test token if isspecial selfclosing voidtags has tag indent if switchtab html csstab addeventlistener click switchtab css htmleditor addeventlistener input schedulepreview csseditor addeventlistener input schedulepreview htmleditor csseditor foreach editor index const linebox index 0 htmllines csslines editor addeventlistener scroll linebox scrolltop editor scrolltop editor addeventlistener keydown event if event key tab return event preventdefault const start editor selectionstart const end editor selectionend editor setrangetext start end end schedulepreview nhv preview btn addeventlistener click cleartimeout previewtimer updatepreview showmessage preview updated nhv sample btn addeventlistener click htmleditor value samplehtml csseditor value samplecss switchtab html schedulepreview showmessage sample html and css loaded nhv import btn addeventlistener click fileinput click fileinput addeventlistener change const file fileinput files fileinput files 0 if file return const iscss css i test file name const reader new filereader reader onload event if iscss csseditor value string event target result switchtab css else htmleditor value string event target result switchtab html schedulepreview showmessage iscss css html file imported reader onerror showmessage unable to read this file reader readastext file fileinput value nhv format btn addeventlistener click if activeeditor htmleditor htmleditor value formathtml htmleditor value else csseditor value formatcss csseditor value schedulepreview showmessage active code formatted nhv copy html btn addeventlistener click function copytext htmleditor value this copy html nhv copy css btn addeventlistener click function copytext csseditor value this copy css nhv download html btn addeventlistener click if htmleditor value trim showmessage there is no html code to download return downloadfile builddocument nexcalco page html text html charset utf 8 nhv download css btn addeventlistener click if csseditor value trim showmessage there is no css code to download return downloadfile csseditor value nexcalco style css text css charset utf 8 nhv clear btn addeventlistener click htmleditor value csseditor value switchtab html schedulepreview showmessage both editors cleared nhv fullscreen btn addeventlistener click const newwindow window open _blank if newwindow showmessage please allow pop ups to open the full preview return newwindow document open newwindow document write builddocument newwindow document close nhv dark btn addeventlistener click function root classlist toggle nhv dark const isdark root classlist contains nhv dark this textcontent isdark light mode dark mode htmleditor value samplehtml csseditor value samplecss updatelines htmleditor htmllines updatelines csseditor csslines updatecounts updatepreview function start inithtmlviewer if document readystate loading document addeventlistener domcontentloaded start else start skip to content calculators date time education calculators finance calculators health calculators math calculators converters currency converter number converters unit converters construction construction calculators construction converters construction tools science biology chemistry physics tools mobile tools music tools recorders device tests technology tools travel tools website tools blog about us contact us search for search search search for search search calculators date time education calculators finance calculators health calculators math calculators 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