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<?php $longString = 'I like apple. You like oranges. We like fruit. I like meat, also.'; $maxLength = 18; var_export( preg_split("/.{0,{$maxLength}}\K(?:\s+|$)/s", $longString, 0, PREG_SPLIT_NO_EMPTY) );
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
array ( 0 => 'I like apple. You', 1 => 'like oranges. We', 2 => 'like fruit. I like', 3 => 'meat, also.', )
preferences:
110.66 ms | 407 KiB | 5 Q