初始化仓库

vendor/alibabacloud/tea/src/Helper.php

@@ -0,0 +1,112 @@
+<?php
+
+namespace AlibabaCloud\Tea;
+
+class Helper
+{
+    /**
+     * @param string   $content
+     * @param string   $prefix
+     * @param string   $end
+     * @param string[] $filter
+     *
+     * @return string|string[]
+     */
+    public static function findFromString($content, $prefix, $end, $filter = ['"', ' '])
+    {
+        $len = mb_strlen($prefix);
+        $pos = mb_strpos($content, $prefix);
+        if (false === $pos) {
+            return '';
+        }
+        $pos_end = mb_strpos($content, $end, $pos);
+        $str     = mb_substr($content, $pos + $len, $pos_end - $pos - $len);
+
+        return str_replace($filter, '', $str);
+    }
+
+    /**
+     * @param string $str
+     *
+     * @return bool
+     */
+    public static function isJson($str)
+    {
+        json_decode($str);
+
+        return \JSON_ERROR_NONE == json_last_error();
+    }
+
+    /**
+     * @param mixed $value
+     *
+     * @return bool
+     */
+    public static function isBytes($value)
+    {
+        if (!\is_array($value)) {
+            return false;
+        }
+        $i = 0;
+        foreach ($value as $k => $ord) {
+            if ($k !== $i) {
+                return false;
+            }
+            if (!\is_int($ord)) {
+                return false;
+            }
+            if ($ord < 0 || $ord > 255) {
+                return false;
+            }
+            ++$i;
+        }
+
+        return true;
+    }
+
+    /**
+     * Convert a bytes to string(utf8).
+     *
+     * @param array $bytes
+     *
+     * @return string the return string
+     */
+    public static function toString($bytes)
+    {
+        $str = '';
+        foreach ($bytes as $ch) {
+            $str .= \chr($ch);
+        }
+
+        return $str;
+    }
+
+    /**
+     * @return array
+     */
+    public static function merge(array $arrays)
+    {
+        $result = [];
+        foreach ($arrays as $array) {
+            foreach ($array as $key => $value) {
+                if (\is_int($key)) {
+                    $result[] = $value;
+
+                    continue;
+                }
+
+                if (isset($result[$key]) && \is_array($result[$key])) {
+                    $result[$key] = self::merge(
+                        [$result[$key], $value]
+                    );
+
+                    continue;
+                }
+
+                $result[$key] = $value;
+            }
+        }
+
+        return $result;
+    }
+}