PHP base64图片转换上传

function base64_img($base64_img){

/* $base64_string = $base64_img;
$savename = uniqid().'.jpeg';

$save_path = $php_path . 'Uploads/'; $ymd = date("Ymd"); $save_path .= $ymd . "/"; $save_url .= $ymd . "/"; if (!file_exists($save_path)) { mkdir($save_path); } $savepath = $save_path . $savename; $image = base64_to_img( $base64_string, $savepath ); return '/'.$image; */ $base64_string = $base64_img; $base64_0=explode(',', $base64_string); $base64_1=explode('/', $base64_0['0']); $base64_2=explode(';', $base64_1['1']); $s = base64_decode(str_replace(''.$base64_0['0'].',','',$base64_string)); $savename = uniqid().time().rand(10000,99999).'.'.$base64_2['0']; $save_path = $php_path . 'Uploads/image/'; $ymd = date("Ymd"); $save_path .= $ymd . "/"; $save_url .= $ymd . "/"; if (!file_exists($save_path)) { mkdir($save_path); } $savepath = $save_path . $savename; $image= file_put_contents($savepath, $s); return '/'.$savepath;

}

function base64_to_img( $base64_string, $output_file ) {

$ifp = fopen( $output_file, "wb" ); fwrite( $ifp, base64_decode( $base64_string) ); fclose( $ifp ); return( $output_file ); 

}