如何在PHP中用变量中的空格替换制表符? [英] How do I replace tabs with spaces within variables in PHP?

问题描述

$data包含制表符，前导空格和多个空格.我希望将所有选项卡替换为空格.多个空格和一个空格，并删除前导空格.

$data contains tabs, leading spaces and multiple spaces. I wish to replace all tabs with a space. Multiple spaces with one single space, and remove leading spaces.

实际上可以转换输入数据的东西:

In fact somthing that would turn this input data:

[    asdf asdf     asdf           asdf   ] 

输入数据:

[asdf asdf asdf asdf]

我该怎么做?

推荐答案

$data = trim(preg_replace('/\s+/g', '', $data));

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