select all value in side all text box in a form on click

HTML

<input Value="sdfsdfsdf">
<input Value="8545555">
<input Value="Billa">

CSS

input {
    padding: 8px;
    font-size: 14px;
}

JavaScript

$("input:text").data("selectionStart", 0);
$("input:text").data("selected", false);

$(document).on("select", "input:text", null, function (ev) {
    if (this.selectionStart === this.selectionEnd) {
        $(this).data("selectionStart", this.selectionStart);
    }
});
$(document).on("click", "input:text", null, function (ev) {
    if ($(this).data("selected")==false) {
        $(this).select();
        $(this).data("selected", true);
    } else {
        this.selectionEnd = this.selectionStart = $(this).data("selectionStart");
        $(this).data("selected", false);
    }
    return this;
});