Tag Archives: onsubmit

Window LocalStorage Client Versus Server Primer Tutorial

Even though we rave on a lot about serverside PHP and its $_POST method=POST (versus HTML/Javascript recipient via ? and & argument $_GET method=GET scenario) data length advantages as the recipient of an HTML form method=POST set of data that … Continue reading

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HTML Oninvalid Event Form Validation Primer Tutorial

It’s good that there are such a variety of approaches with clientside HTML and Javascript and/or among serverside (eg. PHP, Perl, Python) components to your webpages that involve forms (because for yours truly it can seem soul destroying the way … Continue reading

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PHP Form Validation via Filter Regular Expression Tutorial

With the recent PHP Form Validation via Filter Extension Tutorial we avoided “the elephant in the room” that being the use of regular expressions. No, Nala, not 😀 or even 🤪 but the definition of a date data item (or … Continue reading

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Javascript and PHP Base64 Media Tutorial

It’s likely that if you use Base64 a lot with your web applications whether that involves Javascript client …. btoa atob … or some serverside language functions like PHP’s … base64_decode base64_encode … you will have used it when accessing, … Continue reading

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PHP Form Validation via Filter Extension Tutorial

Our recent Javascript and PHP Base64 Primer Tutorial with its Base64 thoughts, the … echo “<textarea id=tb64 cols=100 rows=10>” . base64_decode(urldecode($_POST[‘base64′])) . “</textarea><br>”; … of which we adopt for today’s PHP code, set our minds towards HTML form thoughts and … Continue reading

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Javascript and PHP Base64 Primer Tutorial

We’ve long been interested in all of the PHP functions… urldecode urlencode … and sometimes, especially if data URI data is involved … base64_decode base64_encode … to facilitate the transfer of sizeable amounts of data within PHP or from HTML … Continue reading

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HTML Table Cell Contenteditable Onload Tutorial

If you are a regular at this blog you’ll no doubt have tweaked that we are very keen to use Javascript’s document.body’s onload event to add flexibility to proceedings. Today, though, it is an awareness of a web application’s data … Continue reading

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HTML Table Cell Contenteditable Tutorial

Yesterday’s HTML div Contenteditable Form Tutorial was all about the global attribute contenteditable=true rather than about HTML div elements per se, hence the challenge we gave you … … (but perhaps you should broaden my horizons with feedback on other … Continue reading

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