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I want to write for WooCommerce product features with .. alert and I need help to complete the code
If the user selects a variable from the available product and one of the variables selected by the user is null, I want to show a warning to the user.
`
<?php
// PHP program to pop an alert
// message box on the screen
// Display the alert box
echo '<script>alert("Welcome to Geeks for Geeks")</script>';
?>
`
` this is my code
I don't really understand what you mean, maybe this can help you
function Check(){
var prod = document.getElementById('product1').value
if(prod <= 0 || prod == ""){
alert("Failed");
} else {
alert("Success")
}
}Product 1
<input type="number" id="product1" value="" size="5">
<button type="button" onClick="Check()">Click</button>For example, suppose We have a product that has an XL size and it has 2 colors, red and blue We have 2 pieces of blue color in stock But there are 0 pieces of red in stock
We want to show a message to the user if the user chooses the red size XL, that the stock of this variable in the warehouse is 0.
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