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怎么去除字符串空格？ #15

Open lcgyh opened 7 years ago

lcgyh commented 7 years ago

怎么去除字符串空格？

lcgyh commented 7 years ago
  1. 去除所有空格:

str = str.replace(/\s+/g,"");

  1. 去除两头空格:

str = str.replace(/^\s+|\s+$/g,"");

  1. 去除左空格：

str=str.replace( /^\s*/, '');

  1. 去除右空格：

str=str.replace(/(\s*$)/g, "");