php

问题 Anyone has ever programmed a PHP (or Perl) function to get the ceiling value Excel style? 回答1: This should be the answer, from php.net comments: // MS Excel function: Ceiling( number, significance ) // duplicates m$ excel's ceiling function if( !function_exists('ceiling') ) { function ceiling($number, $significance = 1) { return ( is_numeric($number) && is_numeric($significance) ) ? (ceil($number/$significance)*$significance) : false; } } echo ceiling(0, 1000); // 0 echo ceiling(1, 1); //

问题 Anyone has ever programmed a PHP (or Perl) function to get the ceiling value Excel style? 回答1: This should be the answer, from php.net comments: // MS Excel function: Ceiling( number, significance ) // duplicates m$ excel's ceiling function if( !function_exists('ceiling') ) { function ceiling($number, $significance = 1) { return ( is_numeric($number) && is_numeric($significance) ) ? (ceil($number/$significance)*$significance) : false; } } echo ceiling(0, 1000); // 0 echo ceiling(1, 1); //

问题 This is what I got: <form action="invoiceCreate.php" method="post"> <input type="checkbox" name="business" id="business" vaulue="yes" /> Basically when I check the "business" checkbox, I want the form action to change to BusinessInoiveCreate.php instead of InvoiceCreate.php . What would be the best way to do so? 回答1: $('#business').on('change', function(){ if ($(this).is(':checked')) { $('form').attr('action', 'BusinessInoiveCreate.php'); } else { $('form').attr('action', 'invoiceCreate.php')

问题 This question already has answers here : Closed 8 years ago . Possible Duplicate: PHP take all combinations I'm thinking of making something in PHP that will show me all combinations of license plates. For example: You have 3 boxes you can fill in max 2 values Like BOX1 BOX2 BOX3 75 PM M5 7S PH MS Z5 PN H5 ZS RM HS 25 RH N5 2S RN NS NOT BOX1+BOX1+BOX1 It needs to show me ex. 75-PM-M5 ex. 75-PH-MS ex. 75-PN-MS ex. 75-PM-H5 ex. 75-PH-H5 ex. 75-PN-H5 So, BOX1+BOX2+BOX3 The PHP script needs to

问题 If I have a piece of code that works like this: $i = 0; $names = explode(",", $userInput); foreach($names as $name) { $i++; } It works perfectly, provided the user has placed a comma after each name entered into the html textarea this comes from. But I want to make it more user friendly and change it so that each name can be entered on a new line and it'll count how many lines the user has entered to determine the number of names entered into the field. So I tried: $i = 0; $names = explode("

问题 I'm trying to limit the max execution time of shell_exec in PHP to say 20 seconds and fetch whatever output is generated during this time. If shell_exec finishes in less than 20 seconds the script should proceed directly. More specifically I'm developing a function that iterates through a large number of revisions of a subversion repository. For each revision it's fetching the svn diff and counts the number of lines added. The problem is that if very large files have been committed in a

问题 I'm trying to limit the max execution time of shell_exec in PHP to say 20 seconds and fetch whatever output is generated during this time. If shell_exec finishes in less than 20 seconds the script should proceed directly. More specifically I'm developing a function that iterates through a large number of revisions of a subversion repository. For each revision it's fetching the svn diff and counts the number of lines added. The problem is that if very large files have been committed in a

问题 I want to display the Brand attribute from the Additional Info on the product page. Is there a way to create a shortcode because i have a specific location to display it or even in php. This is for woocommerce 3.6.5 Thank you in advance 回答1: You can add the follows code snippet in your active theme's functions.php to do the above - // to display product additional info in product page add_action( 'woocommerce_single_product_summary', 'show_additional_info_product_summary', 45 ); // To diplay

问题 I've been struggling for a while to get this to work. I need to show this payment link in my woocommerce emails, but only on certain (custom) order statuses. How is it done? Thanks :) printf( wp_kses( /* translators: %1s item is the name of the site, %2s is a html link */ __( '%2$s', 'woocommerce' ), array( 'a' => array( 'href' => array(), ), ) ), esc_html( get_bloginfo( 'name', 'display' ) ), '<a href="' . esc_url( $order->get_checkout_payment_url() ) . '">' . esc_html__( 'Click here to pay

问题 I've using Laravel, loading a db row into an Eloquent object. One of the columns is longtext, a JSON encoded array > 2 million characters long. The original error I was getting was json_decode failing on this column's value. I tested in tinker. Simplified test code: $item = Item::find(1); echo $item->long_text_field; var_dump(json_decode($item->long_text_field)); echo strlen($item->long_text_field); On my local vagrant instance this shows the correct values. ...long json array in text, same