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修剪最后一个字符,如果不是数字(trim last character if not a number)

我试图修剪掉字符串中的最后一个字符,如果不是数字例如:“2 + 3-4 *”从那里最后的astrik需要修剪,因为它不是一个数字,我的结果应该是“2+ 3-4" 。 如果用户输入“2 + 3 + 8”,则不需要修剪,因为最后一个是数字。


I'm trying to trim out the last charater from a string if not a number For example : "2+3-4*" From there last astrik needs to be trimmed as it is not a number my result should be as "2+3-4". If user enters "2+3+8" then no needs to trim as the last is number.


原文:https://stackoverflow.com/questions/42351518
更新时间:2022-04-04 14:04

最满意答案

        <td contenteditable="true">fooName1</td>

并使用您想要发布表HTML的内容

编辑:

http://jsfiddle.net/9yyKN/11/

//Listen to blur event in contenteditable td elements 
    $('td[contenteditable=true]').blur(function () {
      $(this).parent('tr').find('button').removeAttr('disabled');

    });
//When a button is clicked find the nearest contenteditable td //element(s) and push their 
text content to an array, this array is later being posted.
    $('button').click(function () {
        var contents = $(this).parents().find('td[contenteditable=true]');
        var contentArray = [];
        for (i = 0; i < contents.length; i++) {
            contentArray[i] = contents[i].innerHTML;
        }
        $.post("test.php", contentArray);
    });

        <td contenteditable="true">fooName1</td>

And use what ever you want to post the table HTML

edit:

http://jsfiddle.net/9yyKN/11/

//Listen to blur event in contenteditable td elements 
    $('td[contenteditable=true]').blur(function () {
      $(this).parent('tr').find('button').removeAttr('disabled');

    });
//When a button is clicked find the nearest contenteditable td //element(s) and push their 
text content to an array, this array is later being posted.
    $('button').click(function () {
        var contents = $(this).parents().find('td[contenteditable=true]');
        var contentArray = [];
        for (i = 0; i < contents.length; i++) {
            contentArray[i] = contents[i].innerHTML;
        }
        $.post("test.php", contentArray);
    });

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