无为清净楼资源网 Design By www.qnjia.com
复制代码 代码如下:
/* input 和 textarea 最大文字限定插件
* 修改版, 一个中文表示1一个字, 一个英文半个字;
* TextLimit - jQuery plugin for counting and limiting characters for input and textarea fields
*
* pass '-1' as speed if you don't want the char-deletion effect. (don't just put 0)
* Example: jQuery("Textarea").textlimit('span.counter',256)
*
* $Version: 2009.07.25 +r2
* Copyright (c) 2009 Yair Even-Or
* vsync.design@gmail.com
*/
String.prototype.getBytes = function () {
var cArr = this.match(/[^\x00-\xff]/ig);
return this.length + (cArr == null ? 0 : cArr.length);
};
(function(jQuery) {
jQuery.fn.textlimit=function(counter_el, thelimit, speed) {
var charDelSpeed = speed || 15;
var toggleCharDel = speed != -1;
var toggleTrim = true;
var that = this[0];
var isCtrl = false;
updateCounter();
function updateCounter(){
if(typeof that == "object")
jQuery(counter_el).text(thelimit - Math.ceil(that.value.getBytes()/2));
};
this.keydown (function(e){
if(e.which == 17) isCtrl = true;
var ctrl_a = (e.which == 65 && isCtrl == true) ? true : false; // detect and allow CTRL + A selects all.
var ctrl_v = (e.which == 86 && isCtrl == true) ? true : false; // detect and allow CTRL + V paste.
// 8 is 'backspace' and 46 is 'delete'
if( this.value.length >= thelimit && e.which != '8' && e.which != '46' && ctrl_a == false && ctrl_v == false)
e.preventDefault();
})
.keyup (function(e){
updateCounter();
if(e.which == 17)
isCtrl=false;
if( this.value.length >= thelimit && toggleTrim ){
if(toggleCharDel){
// first, trim the text a bit so the char trimming won't take forever
// Also check if there are more than 10 extra chars, then trim. just in case.
if ( (this.value.length - thelimit) > 10 )
that.value = that.value.substr(0,thelimit+100);
var init = setInterval
(
function(){
if( that.value.length <= thelimit ){
init = clearInterval(init); updateCounter()
}
else{
// deleting extra chars (one by one)
that.value = that.value.substring(0,that.value.length-1); jQuery(counter_el).text(Math.ceil(that.value.getBytes()/2));
}
} ,charDelSpeed
);
}
else this.value = that.value.substr(0,thelimit);
}
});
};
})(jQuery);
/* input 和 textarea 最大文字限定插件
* 修改版, 一个中文表示1一个字, 一个英文半个字;
* TextLimit - jQuery plugin for counting and limiting characters for input and textarea fields
*
* pass '-1' as speed if you don't want the char-deletion effect. (don't just put 0)
* Example: jQuery("Textarea").textlimit('span.counter',256)
*
* $Version: 2009.07.25 +r2
* Copyright (c) 2009 Yair Even-Or
* vsync.design@gmail.com
*/
String.prototype.getBytes = function () {
var cArr = this.match(/[^\x00-\xff]/ig);
return this.length + (cArr == null ? 0 : cArr.length);
};
(function(jQuery) {
jQuery.fn.textlimit=function(counter_el, thelimit, speed) {
var charDelSpeed = speed || 15;
var toggleCharDel = speed != -1;
var toggleTrim = true;
var that = this[0];
var isCtrl = false;
updateCounter();
function updateCounter(){
if(typeof that == "object")
jQuery(counter_el).text(thelimit - Math.ceil(that.value.getBytes()/2));
};
this.keydown (function(e){
if(e.which == 17) isCtrl = true;
var ctrl_a = (e.which == 65 && isCtrl == true) ? true : false; // detect and allow CTRL + A selects all.
var ctrl_v = (e.which == 86 && isCtrl == true) ? true : false; // detect and allow CTRL + V paste.
// 8 is 'backspace' and 46 is 'delete'
if( this.value.length >= thelimit && e.which != '8' && e.which != '46' && ctrl_a == false && ctrl_v == false)
e.preventDefault();
})
.keyup (function(e){
updateCounter();
if(e.which == 17)
isCtrl=false;
if( this.value.length >= thelimit && toggleTrim ){
if(toggleCharDel){
// first, trim the text a bit so the char trimming won't take forever
// Also check if there are more than 10 extra chars, then trim. just in case.
if ( (this.value.length - thelimit) > 10 )
that.value = that.value.substr(0,thelimit+100);
var init = setInterval
(
function(){
if( that.value.length <= thelimit ){
init = clearInterval(init); updateCounter()
}
else{
// deleting extra chars (one by one)
that.value = that.value.substring(0,that.value.length-1); jQuery(counter_el).text(Math.ceil(that.value.getBytes()/2));
}
} ,charDelSpeed
);
}
else this.value = that.value.substr(0,thelimit);
}
});
};
})(jQuery);
标签:
输入框,最大文字
无为清净楼资源网 Design By www.qnjia.com
广告合作:本站广告合作请联系QQ:858582 申请时备注:广告合作(否则不回)
免责声明:本站文章均来自网站采集或用户投稿,网站不提供任何软件下载或自行开发的软件! 如有用户或公司发现本站内容信息存在侵权行为,请邮件告知! 858582#qq.com
免责声明:本站文章均来自网站采集或用户投稿,网站不提供任何软件下载或自行开发的软件! 如有用户或公司发现本站内容信息存在侵权行为,请邮件告知! 858582#qq.com
无为清净楼资源网 Design By www.qnjia.com
暂无评论...
更新日志
2024年10月02日
2024年10月02日
- 纪钧瀚《钢琴阅读时光 雨中书店聆听轻音乐》[FLAC/分轨][399.62MB]
- 证声音乐图书馆《走向自然 疗心爵士乐》[320K/MP3][87.4MB]
- 证声音乐图书馆《走向自然 疗心爵士乐》[FLAC/分轨][184.94MB]
- 陈慧娴.2018-Priscilla-Ism演唱会3CD(2024环球红馆40复刻系列)【环球】【WAV+CUE】
- 郑秀文.1999-我应该得到(国)【华纳】【WAV+CUE】
- 陈家慧.2011-钢琴酒吧2CD【龙吟唱片】【WAV+CUE】
- 证声音乐图书馆《雨季 蓝调吉他 Rainy Blues》[320K/MP3][45.01MB]
- 证声音乐图书馆《雨季 蓝调吉他 Rainy Blues》[FLAC/分轨][109.13MB]
- 赞多《序章》[320K/MP3][45.54MB]
- 许巍.2004-每一刻都是崭新的【步升大风】【WAV+CUE】
- 群星.2024-四方馆影视原声带【韶愔音乐】【FLAC分轨】
- 陈雷.1997-安锁咧【金圆唱片】【WAV+CUE】
- 关淑怡.2013-MY.FAVORITE.SK.3CD【环球】【WAV+CUE】
- Sweety.2006-花言乔语【丰华】【WAV+CUE】
- 李恕权.2003-回·20年全精选2CD【SONY】【WAV+CUE】