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  1. <?php
  2. $str = 'Hello world';
  3.  $new =str_replace(' ','',$str);
  4. echo $new;
Success #stdin #stdout 0s 82880KB
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stdin
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Standard input is empty
stdout
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Helloworld
https://ideone.com/VocXkO
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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