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JQ打字效果

 

<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><title>JQ字幕打字效果</title><style>*{margin: 0;padding: 0;}body{background-color: #000;color: #00FF00;padding: 100px;font-size: 30px;}.hide{display: none;}</style></head><body><!-- 输出文本的DIV --><div id="showBox"></div><!-- 想要输出的文本 --><div class="hide" id="conToWrite">    Login : username<br>    password : ******<br>    Access is granted<br>    中文呢?</div><script src="http://www.lamahui.com/static/1.0/js/base/v1.js"></script><script>$(function () {    var showBox = $(#showBox),    //文本输出        con  = $(#conToWrite),    //想要输出的文本        text = null,        charIndex = -1,        len = 0;    function writeContent(init){        if(init){            text = con.html();        }        if (charIndex === -1) {            charIndex = 0;            len = text.length;        }        var initString = showBox.html();        initString = initString.replace(/<span.*$/gi,‘‘);        var theChar = text.charAt(charIndex);        var nextFourChars = text.substr(charIndex,4);        if (nextFourChars === <br> || nextFourChars === <BR>) {            theChar = <br>;            charIndex += 3;        }        initString = initString + theChar + "<span id=‘blink‘>_</span>";        showBox.html(initString);        charIndex = charIndex/1 + 1;        if (charIndex % 2 === 1 ) {            $(#blink).hide();        } else {            $(#blink).show();        }        if (charIndex <= len) {            setTimeout(function(){                writeContent(false);            }, 150);        } else {            blinkSpan();        }    }    var currentStyle = inline;    function blinkSpan(){        if(currentStyle==inline){        currentStyle=none;        }else{        currentStyle=inline;        }        $(#blink).css(display,currentStyle);        setTimeout(function(){            blinkSpan();        },500);    }    writeContent(true);});</script></body></html>

效果如下图:

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JQ打字效果