js input max size code example
Example 1: how to specify amout of letters in inputfield in css
<input maxlength="25" placeholder="name" />
Example 2: how to limit input type max length
<input name="somename"
oninput="javascript: if (this.value.length > this.maxLength) this.value = this.value.slice(0, this.maxLength);"
type = "number"
maxlength = "6"
/>