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(PECL yaml >= 0.5.0)
yaml_emit — Returns the YAML representation of a value
$data
[, int $encoding = YAML_ANY_ENCODING
[, int $linebreak = YAML_ANY_BREAK
[, array $callbacks
]]] )
Generate a YAML representation of the provided data.
data
The data being encoded. Can be any type except
a resource .
encoding
Output character encoding chosen from
YAML_ANY_ENCODING ,
YAML_UTF8_ENCODING ,
YAML_UTF16LE_ENCODING ,
YAML_UTF16BE_ENCODING .
linebreak
Output linebreak style chosen from
YAML_ANY_BREAK ,
YAML_CR_BREAK ,
YAML_LN_BREAK ,
YAML_CRLN_BREAK .
callbacks Content handlers for emitting YAML nodes. Associative array of classname => callable mappings. See emit callbacks for more details.
Returns a YAML encoded string on success.
| 版本 | 说明 |
|---|---|
| 1.1.0 |
The callbacks parameter was added.
|
Example #1 yaml_emit() example
<?php
$addr = array(
"given" => "Chris" ,
"family" => "Dumars" ,
"address" => array(
"lines" => "458 Walkman Dr.
Suite #292" ,
"city" => "Royal Oak" ,
"state" => "MI" ,
"postal" => 48046 ,
),
);
$invoice = array (
"invoice" => 34843 ,
"date" => 980208000 ,
"bill-to" => $addr ,
"ship-to" => $addr ,
"product" => array(
array(
"sku" => "BL394D" ,
"quantity" => 4 ,
"description" => "Basketball" ,
"price" => 450 ,
),
array(
"sku" => "BL4438H" ,
"quantity" => 1 ,
"description" => "Super Hoop" ,
"price" => 2392 ,
),
),
"tax" => 251.42 ,
"total" => 4443.52 ,
"comments" => "Late afternoon is best. Backup contact is Nancy Billsmer @ 338-4338." ,
);
var_dump ( yaml_emit ( $invoice ));
?> 以上例程的输出类似于:
string(628) "---
invoice: 34843
date: 980208000
bill-to:
given: Chris
family: Dumars
address:
lines: |-
458 Walkman Dr.
Suite #292
city: Royal Oak
state: MI
postal: 48046
ship-to:
given: Chris
family: Dumars
address:
lines: |-
458 Walkman Dr.
Suite #292
city: Royal Oak
state: MI
postal: 48046
product:
- sku: BL394D
quantity: 4
description: Basketball
price: 450
- sku: BL4438H
quantity: 1
description: Super Hoop
price: 2392
tax: 251.420000
total: 4443.520000
comments: Late afternoon is best. Backup contact is Nancy Billsmer @ 338-4338.
...
"