How to remove newline characters from string in php

php method to remove newlines in strings: You can use the php system constant PHP_EOL combined with the str_replace() function to achieve this. Line breaks in PHP can be replaced with PHP_EOL. The str_replace() function is used to replace some characters in a string.

str_replace() function replaces some characters in a string (case-sensitive) and returns a string or array with the replacement value.

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Grammar:

str_replace(find,replace,string,count)

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Implementation code:

// 1)使用转义字符函数  // 2)使用正则表达式替换  // 3)使用PHP系统常量【推荐】 $str = str_replace(PHP_EOL, '', $str); ?>

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