javascript - Show HTML5 validation message -

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i'm using html5 constraint validation , i'd show validation message after each blur.

html

<input id="texinput" type="text" onblur="validation()" required>

js

var el = document.getelementbyid('texinput'); if (!el.checkvalidity()) {     //here show message }

is possible similar?

valid-massage

it possible. this:

html:

<input id="texinput42" type="text" onblur="function(){validation('texinput42');}" required>

js:

function validation(_id){     var isvalid= false;     //check validity here:     var el = document.getelementbyid(_id);     if(el.innerhtml == '') isvalid=false;      if(el.innerhtml.length > 0) isvalid=true;       if (isvalid) {       //here show message       alert('debug: it's ok');       //or change css color el in green, e.g.     } }

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