Added PHP Datetime object values in a cells

README.md

@@ -1,4 +1,4 @@
-# SimpleXLSXGen class 0.9.24 (Official)
+# SimpleXLSXGen class 0.9.25 (Official)
 [<img src="https://img.shields.io/endpoint.svg?url=https%3A%2F%2Fshieldsio-patreon.herokuapp.com%2Fshuchkin" />](https://www.patreon.com/shuchkin) [<img src="https://img.shields.io/github/license/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/blob/master/license.md) [<img src="https://img.shields.io/github/stars/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/stargazers) [<img src="https://img.shields.io/github/forks/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/network) [<img src="https://img.shields.io/github/issues/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/issues)
 
 Export data to Excel XLSX file. PHP XLSX generator. No external tools and libraries.<br/>
@@ -40,8 +40,9 @@ $data = [
     ['Datetime', '2020-05-20 02:38:00'],
     ['Date','2020-05-20'],
     ['Time','02:38:00'],
+    ['Datetime PHP', new DateTime('2021-02-06 21:07:00')],
     ['String', 'Long UTF-8 String in autoresized column'],
-    ['Disable Type Detection', "\0".'2020-10-04 16:02:00']
+    ['RAW string', "\0".'2020-10-04 16:02:00']
 ];
 SimpleXLSXGen::fromArray( $data )->saveAs('datatypes.xlsx');
 ```
@@ -72,6 +73,7 @@ SimpleXLSXGen::fromArray( $data )->saveAs('debug.xlsx');
 
 
 ## History
+v0.9.25 (2021-02-26) Added PHP Datetime object values in a cells
 v0.9.24 (2021-02-26) * Percent<br/>
 v0.9.23 (2021-01-25) Fix local floats in XML<br/>
 v0.9.22 (2020-11-04) Added multiple sheets support, thx [Savino59](https://github.com/Savino59), class ready for extend now<br/> 

src/SimpleXLSXGen.php

@@ -351,9 +351,6 @@ class SimpleXLSXGen {
 					if ( $v === null || $v === '' ) {
 						continue;
 					}
-					$vl = mb_strlen( (string) $v );
-
-					$COL[ $CUR_COL ] = max( $vl, $COL[ $CUR_COL ] );
 
 					$cname = $this->num2name($CUR_COL) . $CUR_ROW;
 
@@ -361,6 +358,8 @@ class SimpleXLSXGen {
 
 					if ( is_string($v) ) {
 
+						$vl = mb_strlen( $v );
+
 						if ( $v === '0' || preg_match( '/^[-+]?[1-9]\d{0,14}$/', $v ) ) { // Integer as General
 							$cv = ltrim( $v, '+' );
 							if ( $vl > 10 ) {
@@ -412,13 +411,21 @@ class SimpleXLSXGen {
 							}
 						}
 					} elseif ( is_int( $v ) ) {
+						$vl = mb_strlen( (string) $v );
 						$cv = $v;
 					} elseif ( is_float( $v ) ) {
+						$vl = mb_strlen( (string) $v );
 						$cv = $v;
+					} elseif ( $v instanceof DateTime ) {
+						$vl = 16;
+						$cv = $this->date2excel( $v->format('Y'), $v->format('m'), $v->format('d'), $v->format('H'), $v->format('i'), $v->format('s') );
+						$cs = 6; // [22] m/d/yy h:mm
 					} else {
 						continue;
 					}
 
+					$COL[ $CUR_COL ] = max( $vl, $COL[ $CUR_COL ] );
+
 					$row .= '<c r="' . $cname . '"'.($ct ? ' t="'.$ct.'"' : '').($cs ? ' s="'.$cs.'"' : '').'>'
 					        .($ct === 'inlineStr' ? '<is><t>'.$cv.'</t></is>' : '<v>' . $cv . '</v>')."</c>\r\n";
 				}