[英]how to set max value in quantity update in codeigniter cart
<?php echo form_input('cart[' . $item['id'] . '][qty]', $item['qty'], max=> $item['price'] ' type="number" min="1" value="1" )'; ?>
如何設置最大值它顯示我語法錯誤,意外的“=>”(T_DOUBLE_ARROW)
最簡單的方法是傳遞關聯數組,
<?php
echo form_input(
array(
'name'=> 'cart[' . $item['id'] . '][qty]',
'type'=>"number",
'min'=>1,
'max'=> $item['price'],
'value'=> $item['qty'],
)
);
?>
您仍然可以像下面這樣更正現有的
<?php
echo form_input(
/*name*/
'cart[' . $item['id'] . '][qty]',
/* value */
$item['qty'],
/* other attributes as string */
'max="'.$item['price'].'" type="number" min="1"'
);
?>
來自:https ://www.codeigniter.com/userguide3/helpers/form_helper.html
form_input([$data = ''[, $value = ''[, $extra = '']]])
參數:
$data (array) – Field attributes data $value (string) – Field value $extra (mixed) – Extra attributes to be added to the tag either as an array or a literal string
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