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This article mainly explains the "HTML 5 input placeholder attribute perfect concurrently ie method", the article explains the content is simple and clear, easy to learn and understand, the following please follow the editor's train of thought slowly in depth, together to study and learn "HTML 5 input placeholder attribute perfect concurrent ie method"!

Remember to reference the jquery class library

The code is as follows:

$(document) .ready (function () {

If ($.browser.msie)

$("input:text,input:password") .each (function () {

Var $placeholder = $(this) .attr ("placeholder")

Var $width = $(this) .css ("width")

Var $id = $(this) .attr ("id")

Var $height = parseInt ($(this). CSS ("height")) + 6 + "px"

Var $fontSize = $(this) .css ("font-size")

Var $fontWeight = $(this) .css ("font-weight")

Var $lineHeight = $height

If ($(this) .css ("line-height")! = "normal") {

$lineHeight = parseInt ($(this) .css ("line-height")) + 6 + "px"

}

If ($placeholder! = undefined) {

$(this) .after ("" + $placeholder + "")

}

$(this) .bind ("keyup", function () {

If ($(this) .val () = "") {

$(this) .parent () .find (".ph _" + $id) .css ("display", "inline-block")

}

Else {

$(this) .parent () .find (".ph _" + $id) .css ("display", "none")

}

});

});

$(".placeholder") .live ("click", function () {

$(this). Prev (). Focus ()

});

});

Page call

The code is as follows:

Style

The code is as follows:

.placeholder {display:inline-block;color:gray;vertical-align:top;overflow:hidden;}

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