phpnotes/javascript-gist at master · huliuqing/phpnotes · GitHub

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var clearTimer;
/**
* 设置计时器,
* duration：计时时间
* display:  元素对象
*/
function startTimer(duration, display) {
	  if( clearTimer!==false ) return;
    var timer = duration, minutes, seconds;
    clearTimer = setInterval(function () {
    	if (--timer <= 0) {
          clearInterval(clearTimer);
          clearTimer=false;
	        return;
          // timer = duration;
        }
        minutes = parseInt(timer / 60, 10);
        seconds = parseInt(timer % 60, 10);

        minutes = minutes < 10 ? "0" + minutes : minutes;
        seconds = seconds < 10 ? "0" + seconds : seconds;

	    display.addClass("disabled");
		display.attr("disabled", true);
	    display.css({"background":"#CCCCCC"});
      display.text("(" + seconds + ")");


    }, 1000);
}


//--------------------------------------------------------
//thinkphp jump
<p class="jump">
页面自动 <a id="href" href="<?php echo($jumpUrl); ?>">跳转</a> 等待时间： <b id="wait"><?php echo($waitSecond); ?></b>
</p>

(function(){
var wait = document.getElementById('wait'),href = document.getElementById('href').href;
var interval = setInterval(function(){
	var time = --wait.innerHTML;
	if(time == 0) {
		location.href = href;
		clearInterval(interval);
	};
}, 1000);
})();


//----------------------------------------
//javascript  trim
txt.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,'');
//@link http://stackoverflow.com/a/498995/1969039