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-------------------------resultvalueoptest-----------------------------BitwiseAND(0=0000)=(0=0000)&(5=
示例 [1,2,3,4,5].copyWithin(-2);//[1,2,3,1,2][1,2,3,4,5].copyWithin(0,3);//[4,5,3,4,5][1,2,3,4,5].copyWithin
+MTwvdGV4dD4NCiAgICAgIDwhLS0gWCBheGlzIC0tPg0KICAgICAgPGxpbmUgeDI9IjEwMCIgY2xhc3M9ImF4aXMiLz4NCiAgICAgIDxsaW5lIHgxPSI1MCIgeDI9IjUwIiB5Mj0iNSIgY2xhc3M9InRpY2tNYXJrIi8
]];varflat=_.reduceRight(list,function(a,b){returna.concat(b);},[]);=>[4,5,2,3,0,1] find _.find(list,
([1,2,3,4,5,6,7,8]);SIMD.Int32x4.load(a,2);//Int32x4[3,4,5,6] 加载一个值 vara=newInt32Array([1,2,3,4,5,6,7,8
];arr1.push(...arr2);//->[1,2,3,4,5,6]let[a,b,...arr]=[1,2,3,4,5];a;//->1b//->2arr;//->[3,4,5]functionnumArgs
phpprint_r(hash_hmac_algos()); 上面的例子会输出类似于: Array([0]=>md2[1]=>md4[2]=>md5[3]=>sha1[4]=>sha224[5]=>sha256
varchaomao=[1,2,3,4,5]varchaomao.pop()//得到5alert(chaomao)//[1,2,3,4] 前面的方法只能操作数组开头和结尾,无法操作中间项,如果要操作中间的项
语法 SIMD.Int8x16.or(a,b)SIMD.Int16x8.or(a,b)SIMD.Int32x4.or(a,b)SIMD.Uint8x16.or(a,b)SIMD.Uint16x8.or(
hash_algos (PHP5>=5.1.2,PHP7,PECLhash>=1.1) hash_algos—返回已注册散列算法的列表 描述 arrayhash_algos(void) 返回值 返回包含受支持散列算法列表的数字索引数组
array_map (PHP4>=4.0.6,PHP5,PHP7) array_map-将回调应用于给定数组的元素 描述 arrayarray_map(callable$callback,array$array1
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