Commit 71d0c04

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Update 0014-longest-common-prefix.php

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Lines changed: 5 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -8,23 +8,23 @@ class Solution {`
`8`	`8`	`*/`
`9`	`9`	`function longestCommonPrefix($strs) {`
`10`	`10`
`11`		`- $prefix = '';`
	`11`	`+ $common = '';`
`12`	`12`
`13`	`13`	`for ($i=0; $i<strlen($strs[0]); $i++)`
`14`	`14`	`{`
`15`		`- $prefix .= $strs[0][$i];`
	`15`	`+ $common .= $strs[0][$i];`
`16`	`16`	`foreach($strs as $str)`
`17`	`17`	`{`
`18`		`- if (substr($str, 0, strlen($prefix)) == $prefix)`
	`18`	`+ if (substr($str, 0, strlen($common)) == $common)`
`19`	`19`	`{`
`20`	`20`	`continue;`
`21`	`21`	`}`
`22`	`22`	`else`
`23`	`23`	`{`
`24`		`- return substr($prefix, 0, -1);`
	`24`	`+ return substr($common, 0, -1);`
`25`	`25`	`}`
`26`	`26`	`}`
`27`	`27`	`}`
`28`		`- return $prefix;`
	`28`	`+ return $common;`
`29`	`29`	`}`
`30`	`30`	`}`

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